Sightless, flightless, and 10 feet tall.
A paleontologist walks us through the details of the case.
We've rounded up 2014's most mind-blowing images for your viewing pleasure
A new book sheds light on the animals that go bump in the night
The explanation for the infestation.
Including a map of brain cancer, a closeup of a sea urchin's tooth, and more from the 2012 International Science & Engineering Visualization Challenge
Barred owls are being killed to save endangered spotted owls.
Watch some baby owls enter the world, in a window planter in Oklahoma.
The future is surreal: a curator looks into the convergence of art and biotech
Let your eyes feast on the aesthetics of science.
The Osama tapes highlight a technical challenge: verifying the voice of the enemy.
The finalists for Smithsonian's annual nature photography contest are in, and they're stunning.
Plus, the 100 millionth image NASA has taken of the sun
Fighting the good fight
She's actually looking out for you.
PopSci's look at the future of the environment continues, with projects that might soon spell disaster
Researchers put students' bad behaviors to the test
Found via implanted microchip, she just wanted to try to make it in the big city
Microraptors like these used to roam the Earth
Hey campers: get out. The government is arguing so you're not allowed to appreciate the majesty of the park anymore.
Rating may help drive efforts to save some of Earth's most critically endangered (and weirdest) birds.