Was the rise of humanity simply a matter of luck? A new theory says no, that we - and perhaps other intelligent life - are the probable outcome of evolution.
How and why did Earth's ice caps form? A new study suggests they are a rare event in the planet's history, the result of multiple coincidental cooling events.
It’s not a stretch to say these astronomers fundamentally changed the way we think about our place in the universe. We can gain insights into how this profound shift unfolded by looking at their actual notes.
A new fish species found in a Chinese fish market has distinctive cheek stripes, earning it the name of a character from the animated movie "Princess Mononoke."