Fish have been eating plastic in the Great Pacific Garbage Patch. This has scientists concerned about long term effects on the environment.
So, if the planet doesn't orbit a sun, can it still be called a planet?
A Moment of Science looks at the many different moons in our solar system.
Here's a number puzzle that's bound to make your friends think you are either a mind reader or a magician.
Did you ever wonder why newborn babies have blue eyes? Or how human beings get the various eye colors we have?
One study claims that we eat nearly 600 more calories per day than people did in the mid 1970s. But, the obesity epidemic is more complicated...
What kind of information does the brain need--and what processes does it go through--to convert a view of something into knowledge about that thing?
A small gluteus does fine at positioning the hip bone for tree climbing, but not for walking...
According to many studies, the rise of agriculture coincided with declines in human height and overall health.
Our word "mile" comes from the Latin "mille," which referred to the Roman mile.
Cows, goats, and sheep require symbiotic microbes to help digest the plant biomass that they eat, and some of these microbes make methane.
Researchers found that if they bombard fossils with a special type of intense x-ray, they can find the pigment's location.
Global warming is a topic of political debate and scientific study these days. Is it happening? Scientists say the evidence is pointing in that direction.
Take your guess: lions, tigers, or bears. Nope, you're wrong!
Malaria affects over two hundred million people each year and kills nearly one million. So, it's important to find a way to stop the transmission.
At six feet in length, this two legged plant eater was about the size of a large dog with a strange domed head.
Sound waves don't just travel in air: they travel through whatever they encounter, including your body.
After more than 20 years of smoking, I'm trying to quit. But instead of feeling good, I'm feeling sad, even depressed. What's going on?
Water does a much better job than air of conducting sound waves, but that extra conductivity makes it harder, not easier, to tell where a sound comes from.
After a session on a treadmill you might have noticed that when you get off the machine you feel like you are walking much faster than you really are.
Some people can vegetables or preserves. Dr. Harvey preferred the most famous brain in theoretical physics.
Do you think it is better to speak to a baby as you would an adult? Think again!
Prions are tiny and inanimate, but they will turn your own body against you.
People have been boring holes in each other's heads for millenia. What on earth for?
Even in small doses, peace and quiet can turn into a private hell.
If you're not afraid of the ocean, you probably should be.
Why is that autumn moon so bright? The Earth isn't receiving anymore light than usual, the timing is just different!
If cosmic trends continue, night is going to get a whole lot darker.
Why is the moon sometimes orange or red? Why is the sky blue? These questions are closely related!
When a bright young Eagle Scout gets a really bad idea, it might not be a bad idea to duck and cover.
That low-hanging moon looks like you can reach out and touch it, but it is actually further away than when it is at the sky's zenith, where it looks smaller!
Things get out of hand when a rambunctious work elephant comes face to face with Thomas Edison's insatiable ambition.
No doubt about it, photographs of mummies are tasteless and terrifying. Then again, isn't that kind of the point of Halloween?
There are some things the human body hasn't evolved to do. Supersonic ejection is one of them.
French filmmaker, Jean Painlevé, ushers us into the disconcerting realm of echinoderms.
Who needs metaphysical ghouls when everyday phenomena can scare you just as well?
Fill your weekend with family-friendly, Halloween-inspired science and math activities!