Yes, the classic physics question is visited again. A Moment of Science learns about mass and gravity.
How is swinging on a swing related to physics? What are potential and kinetic energy?
55 million years ago, as the Earth heated up, many mammal species got smaller. Could the same thing happen again with human-induced global climate change?
When it comes to the evolutionary origins of monogamy, scientists still have a long way to go.
In Florida, there are invasive snails the size of rodents -- and they're wreaking havoc!
The yellow fever vaccine, YF-Vax, has recently been in short supply. Find out what this means for you.
A recent discovery could allow us to affordably store energy from renewable sources such as the sun in batteries powered by rhubarb.
While there's still no evidence that life evolved on Mars, we now know that it at least could have.