Big brains come at a big cost, however.

The Earth Return Orbiter is part of a long-term mission to search for ancient alien life on Mars.

A new study explores how wearing a face mask affects the error rates of popular facial recognition algorithms.

A new report from The New York Times describes a Pentagon task force's long-standing project to collect data on unidentified aerial phenomena and a Pentagon consultant who says the U.S. has collected crashed "off-world vehicles."

The impact might have triggered the Ice Age.

Proteus could someday be used to create extremely strong and lightweight armor and locks.

These alien-like creatures are virtually invisible in the deep sea.