The truth can be painful, at least for some people.
This is the first time that singing mountain gorillas have been caught on camera.
Pigs restore damaged human lungs to function.
A gruesome development in what should be the happiest part of their lifetime.
The only instance of de-extinction so far.
"Bird's eye view" given a new meaning.
Apparently, our lifespan is strongly impacted by our blood iron levels.
New insight on how insects fight water.
Here's evidence of how vibrantly colored the world was 99 million years ago.
Diamond rain explained.