About 178 species including the woolly mammoth and the saber-toothed cat disappeared tens of thousand of years ago. What brought about their demise?
Just because you can't understand their baby talk doesn't mean babies can't understand you.
Don't settle for less nutrition: Go for the whole grain.
Feeling moody? Your headspace affects cognitive abilities–sometimes negatively, sometimes positively.
Two heads are better than one for disoriented orphan penguins trying to find their way back home.
Photoelectric smoke detectors are triggered by airborne particles, including steam.
Where did the moon come from? Here's a crash course on lunar beginnings.
The patch imparts increasingly smaller doses of nicotine over time to help the addict gradually break smoking habits without withdrawal effects.
Do you know where cinnamon comes from? Bark from a Sri Lankan laurel tree.
When gentians sense the cold air that precedes a downpour, they shutter their petals from the rain to protect their pollen.