Sickle cell disease is painful for sufferers and can sometimes be dangerous. Genome editing may one day correct the mutation that causes the disorder.
There are supposedly dozens if not hundreds of poisonous herbs that grow around the world. Doctors and pharmaceutical companies warn us about these herbs..yet some of these herbs are used in our meds.
Don't let mind readers and magicians mess with your mind with number tricks. Learn their secrets and beat them at their own game.
The great horned owl is an avian apex predator. Possibly this bird is the finest predator to have ever lived.
Many people accept Go Green at face value. Let's get some perspective on 150 years of conservation, preservation, ecology & green action & learn.
Mucus has vital functions, such as trapping germs in air passages and protecting the stomach lining from an acid attack. Excess mucus can cause health problems.
When asked why the sky is blue, most people are able to come up with a vague statement about some gas called ozone being blue. The real answer, however, is much more interesting.
The queen bee is the mother of the honey bee hive. The life cycle of the queen bee and her affect upon the hive is fascinating. These FAQ will explain all.
Proteins in the body have essential jobs. They enable us to move, transport materials and signals, control chemical reactions, stop bleeding, and fight infections.
Serendipity is a happy and unexpected event that seems to occur by chance. It's often called a “lucky accident”. Serendipitous discoveries are important in science.
Goldfish are interesting fish that have some surprising features. The animals are popular pets. They are found in the wild, where they may become very large.
Wolbachia is a bacterium that infects mosquitoes. It prevents viral replication in its host and may protect us from dengue, Zika virus disease, and other illnesses.
A microscope is a gateway to a fascinating and normally invisible world. A home microscope is entertaining and educational for children and for adults, too.
Cone snails use their venom to paralyze their prey. Although the venom is often dangerous for humans, it contains chemicals that have important medical uses.
Bleach has potent antimicrobial properties and is also able to remove stains from fabrics. It has many uses, but it's potentially dangerous.
The bunya pine produces huge and often very heavy cones. Its large seeds are both edible and tasty. The tree has a strange appearance and some unusual features.
Inky cap mushrooms become a black, inky liquid in order to disperse their spores. Some contain coprine, which increases the unpleasant effects of alcohol intake.
Science has proven that redheads are physically unique among all other people. Find out why, historically, some people thought they were evil, while others thought they held magical powers.
Lichens are interesting organisms that are important in their environment and useful for humans. Some produce chemicals that are potentially dangerous for us, however.
Neil deGrasse Tyson is an astrophysicist who does scholarly research but also can explain cosmology to the average person. I provide a bio and include some quotes that reveal the inner man.
The first of four basic guides to the night sky, and what can be seen with the naked eye or binoculars. This page identifies the many kinds of objects you can see when you look up at the night sky
The monkey puzzle tree is a very strange and interesting plant. It's native to South America but grows in parks and gardens in other areas as an introduced plant.
This article summarizes the threat that asteroids and comets pose to the Earth. A short history of some of the greatest asteroid impacts on Earth is also provided.
Parasites are everywhere. They live on your skin, in your hair and even inside you! Some are harmless, many are necessary for health, and a few are DEADLY. Let's find out more about crazy PARASITES...
This is a basic guide to what you can see on the surface on the Moon - there is as much that can be seen on the Moon with a pair of binoculars, than in the whole of the rest of the sky put together.
Marine compounds that were once known to be toxic to humans have now become life-saving drugs. Many of these are used either as anticancer drugs or to relieve pain in cancer.
Exciting disciplines that combine biology and math include biostatistics, epidemiology, bioinformatics, mathematical biology, and population ecology. The disciplines offer interesting careers.
Examining what it means to have Irish blood, outlining where Irish DNA comes from and who are the closest genetic relatives of the Irish in Europe. Of interest to anyone with Irish ancestry who wants to understand their genealogy.
For some duckweed is a menace, for others it's a Godsend. Here in Brazil, we have built duckweed ponds and are encouraging it to grow to use as an animal feed . This is just one of its many uses.
Although human blood is usually red it may have a different color, which indicates the presence of a health problem. Animals have a wide variety of blood colors.
Honey bees are very smart despite having tiny brains. They can learn; they have good memories, and they can communicate using a unique symbolic language.
Fun, fast and enjoyable science project for elementary or older. Step by step instructions and student sample experiment. Videos to learn more about chocolate.
Narwhals are strange and fascinating Arctic whales. The males—and sometimes the females—have a very long tooth that grows through their lip, forming a tusk.
Glaucoma is a vision problem caused by damage to the optic nerve. The pressure in the eyeball is often increased, but the disease is not fully understood. Recent research may change this situation.
The hedge bindweed or morning glory twines around other plants and interferes with their growth. Bindweed produces large and beautiful flowers in summer.
From their host-finding antics to their survival skills, ticks are amazing creatures. In some ways, they're practically superheroes of the insect world (evil superheroes, that is) with a thirst for adventure and some, well ... pretty incredible super-tick powers.
The anatomy of the European Honey Bee (Apis Mellifera) is truly amazing, from its hairy eyes to its clawed feet to its barbed stinger. Powerful jaws, two stomachs, 24 "knees," and more.
Some people believe that NDE is proof of an afterlife. However, science provides alternate, and more plausible, explanations.
Acorn worms have an amazing ability to regenerate body parts. We have most of the worm's genes used in regeneration. Scientists hope to enable us to make new body parts.
Many people struggle to tell these two reptiles apart, but it isn't that difficult when you know what to look for. What is the difference between alligators and crocodiles? Well, there are essentially 5 main ways to tell them apart...
Mud is a versatile and interesting material. It's useful for both humans and animals. It can also be dangerous, especially in the form of mud volcanoes and mudflows.
Michael Faraday, the son of an 18th Century blacksmith, became one of the greatest scientists of his age. One of his discoveries transformed the world and changed the way we live forever.
In this article, I list and give essential facts on the 6 most dangerous snakes in Florida, all of which are venomous and can deliver potentially fatal snakebites. My list includes the Southern Copperhead, Eastern Diamondback, and the Cottonmouth.
Horse chestnut trees are beautiful ornamental plants. They produce a nut-like seed called a conker that is used to play a traditional game known as conkers.
Exploring the phenomenon of people thinking animals are "sad" in zoos because of the expression on their faces. Can you read an animal's mind by looking at it?
Scientists have their own way to talk about black holes. Want to expand your ability to do just that? Read on to find out how...
The resins that some trees secrete when they're wounded can be useful for humans. Some are used as perfumes or medicines. Others have preserved ancient life forms.
Some chemicals in fungi can act as medicines for humans. Three of these chemicals are penicillin, lovastatin, and cyclosporine. Lentinan and eritadenine may also be medicinal.
In winter, the Narcisse Snake Dens contain the world's largest concentration of red-sided garter snakes. The snakes are non-venomous and are sometimes kept as pets.
Cosmological mysteries are numerous, incredible in size, and the possible explanations for them are just as bountiful. Let's explore the supervoid, one of those mysteries, and see what it could be...
Do you ever wonder how Magic Squares are created? Well, stop worrying. I'll show you how to construct them using just a few easy to follow rules.
What role does water play in life and what would happen if we were to lose it or it didn't exist? There are already parts of the world where we can see how life would change, if there were no water. This article explores it further.
This is only theory and not based on applied physics. I discuss this for the sake of expanding scientific thought on the subject of time.
Moray eels and wolf eels have elongated bodies and live on the ocean bottom. They have each developed some very interesting and unusual body features and behaviours.
Pitcher plants produce cups that trap and digest prey. The digestive enzymes of one species can break down gluten and may help people with celiac disease.
Spiders both fascinate and frighten people. Check out these weird, amazing, interesting and fun facts about spiders taken from science, history, literature and mythology with cool photos and videos.
The dragon blood tree of Socotra Island has an unusual appearance. It secretes a red resin known as dragon's blood when its bark is injured. The resin is used in many ways.
Puffins are most people’s favourite sea bird, and Scotland has plenty of great places to view them. Whether you are a visitor or native to Scotland, this article shows you where to go. And it’s filled with cute photos!
The human skeleton has vital functions. It provides support and protection, allows us to move, makes blood cells, and stores fatty acids and minerals.
This is the third page in a series of guides for anyone who wants to learn a little more about our night sky. This page looks at those most numerous of all objects visible in the night sky - the stars
This is about the endurance of humans during intergalactic travel, based on my studies of human survival.
Dandelions have culinary benefits and also produce a latex that can be used to make rubber. This is important, since the supply of natural rubber is decreasing.
The lion is a multi-cultural symbol of power and strength. But how much do we really know about them? Among the things we know well about them, is their hunting ability. This Hub explores the hunting behaviour of the lion in-depth...
The banana spider is famous for its beautiful web, which appears to be golden when it shines in the sun. The spider's venom is of the same type as that of a black widow, but much weaker.
Birds are among the most beautiful creatures on Earth. They're also some of the weirdest! Check out these crazy-but-true interesting and fun facts about our feathered friends...you'll be amazed!
A hydrate is a compound that absorbs water molecules and incorporates them into its structure. Inorganic, organic, and gas hydrates exist. The latter may become an important energy source.
We should be less concerned with being for or against wolves and more concerned with how humans and wolves can better coexist.
Learn some facts about common songbirds of Pennsylvania and view pictures to help you identify and attract the birds in your backyard.
Learn some facts about the American Robin and its migration and behaviors, plus view pictures of this early bird of spring.
Tomatoes are nutritious fruits with an interesting history, but they often lack flavor. Methods to improve taste and a discovery by scientists may both be helpful.
Antibiotic resistance in bacteria that cause disease is a serious problem. Soil contains many bacteria, some of which may help us by making new antibiotics.
Cinnabar is a beautiful but toxic red mineral made of mercury (ll) sulfide. It’s used as a source of mercury and to make an artist's pigment called vermilion.
Osteoblasts and osteoclasts control the production and disintegration of bone and the amount of calcium released from the bones into the bloodstream.
For high-grade worry warts there’s now a way to determine just what will happen if their community is hit by a space invader.
Komodo, bearded, and frilled dragons are lizards. They are impressive animals which have features that remind people of the dragons of myth and literature.
Destruction of our environment is the biggest contribution that we make to the extinction of many species in the forest. It is estimated that approximately half the number of world’s animals live in the rain forests. Due to the rapid disappearance of rain forests many animals living in them are now endangered. Every plant and animal needs an ideal environment where they can survive. No life can exist without proper and sufficient source of food, water and shelter. There should be a balance betwe
Fishing cats are wild animals that feed primarily on fish and are at ease in water. Unfortunately, their population is in trouble due to habitat destruction.
Recently, scientists have become concerned about the celestial movements of asteroids and comets—so much so that they have set up several observatories around the planet to track these objects.
Infantile amnesia and the quirks of memory are best explained by neurobiology. Also science debunks “repressed memories” and “past life regression.”
A mycorrhiza is a beneficial association between a fungus and plant roots. Mycorrhizal fungi often form a communication network between trees. Some produce truffles.
Some sunscreens contain tiny nanoparticles that may be detrimental to health. English ivy produces nanoparticles that may make a safer sunscreen.
The Ethiopian wolf lives in Africa at high elevations. It's the most endangered member of the dog family, or the Canidae. The animal faces some serious threats.
Coral bleaching is an event in which corals lose their pigment and main source of food. It often causes corals to die. Oxybenzone in sunscreens may contribute to coral bleaching.
The Surinam toad has a strange, flattened body. During reproduction, the female’s skin absorbs the fertilized eggs and the young toads develop under her skin.
Top predators, such as sharks, are vital to the health of all ecosystems, but they are being hunted and killed close to extinction.
Sustainability, conservation and "going green" support has continued to increase over the past years. Is it enough to save this planet from what seems like inevitable catastrophes?
Earwax is made by the lining of the ear canal and has important functions. An adequate amount of wax is necessary, but too much can lead to impaction and pain.
Honey bees are complex and fascinating creatures. Here are 20 questions--with answers-- to help you understand honey bees and their place in our world.
Unripe lychees and ackee fruits contain toxins. Both fruits should be eaten only when ripe. In addition, it's very important that ripe ackee is prepared properly.
Oregon grape is an attractive plant with edible berries. The plant contains berberine, which may have important health benefits.
Bumble bees have surprisingly capable brains. They can play a simple version of soccer and pull a string to get a reward. They may even experience optimism.
The mucus that covers fish has several functions, including protection from multiple dangers and serving as food for young fish. The substance may also be useful for us.
This is the fourth page of a series of guides to the night sky for beginners. Here, I look at the most prominent objects other than our Moon and the stars, which can be easily seen in the night sky.
Wild relatives of some major agricultural crops are in trouble. We need the genetic diversity in wild crops and the lower diversity present in cultivated ones to provide food security for the future.
See pictures to help you identify the male and female Rose-breasted Grosbeak, plus learn facts about its migration and behavior.
Students have an excellent chance of doing well on a physics exam if they work efficiently throughout the physics course and follow some tips for writing exams.
The giant hogweed causes burns and blisters. Grapefruit juice interferes with many medicines. The chemicals that cause these effects are called furanocoumarins.