Is the ocean really turning to acid? Will it burn our skin off? What do scientists mean when they talk about "ocean acidification"?
There's an art to creating the perfect ice cream soda. You start with just two ingredients-ice cream and soda-you end up with three-ice cream, soda, and foam.
When it comes to carbon emissions, not all felled trees are created equal.
I have a friend who says there's not much oxygen on earth. Ever since I heard that I can't catch my breath! What's the truth?
If you needed to know what the weather was like in Singapore tens of millions of years ago, you'd have to consult a different source.
Mountain climbers face many dangers as they brave the cold winds of the peaks they climb. But the most serious thing they face is all in their heads--literally.
There's one da Vinci of the body, a true Renaissance organ, which can perform functions of the lungs, liver, stomach and kidneys.
We humans are dependent on chemicals like water, air, sugars, starches, fats, proteins, as well as on small amounts of vitamins and minerals.
Adult painted turtles head underwater, where they'll spend the winter on the bottom of a lake, pond, or river but they use some tricks to survive the cold...
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.