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?
Physical activity is a biological norm. When we don't exercise, we actually cause harm to our bodies.
Manatees take winter refuge near power plants to stay warm; but plant closures threaten their survival.
Scientists measure alligators' deadly jaws. The results: Alligators' jaws are deadly!
New research reveals how many birds are killed by cats each year. The numbers will alarm you!
Astronomers have found a new and more accurate way to measure the ages of huge groups of stars called globular clusters.
We in the Animal Kingdom aren't the only ones who can sound an alarm when enemies attack. In their own way, plant proteins do it too.