These optical illusions require a mix of the right weather, eye direction, and luck.
Magical phenomena are even cooler when you understand the science behind them.
Stories from the coolest day jobs in the world.
Light 'em up.
Celebrate with some amazing photos of the fluffy stuff.
The lack of color is caused by tiny fog droplets
This dangerous storm is looking pretty trippy
A Muppet lookalike is an added bonus
We've rounded up 2014's most mind-blowing images for your viewing pleasure
Plus: stunning x-rays of undersea creatures.
They're easy on the eyeballs
A unique genetic mutation and a well-wired brain mean that Concetta Antico is like no other artist on Earth.
Let your eyes feast on the aesthetics of science.
A marine scientist plans to use mackerel as surrogate parents for Pacific bluefin tuna
These images have got some teeth.
A spacecraft spies a pretty phenomenon.
The cold, hard facts
Microraptors like these used to roam the Earth
Or are they just curious?
Chemical burns, ruined clothes, 11 years, half a million dollars-it's not easy to improve the world's most popular toy. Yet the success of one inventor's quest to dye a simple soap bubble may change the way the world uses color
Biological threats provide fertile plot material for books, movies and videogames
A rainbow actually forms a circle. The center of the circle is always on an imaginary line between the sun and your head.
The spouting horn is a remnant of activity that has occurred intermittently between 500,000 and 3.6 million years ago.