The Vera Rubin Observatory is expected to discover 20 billion new galaxies over the next decade. This image shows another ...

New images suggest the Vera C. Rubin Observatory is on track to become astronomy’s most ambitious and productive eye on the ...

Many stars have joined forces with their children on the big and small screen. From Carrie Fisher and Billie Lourd to Eugene ...

Sloths, the world's slowest mammal, have been around for 64 million years. Sharyn Alfonsi traveled to Costa Rica to learn ...

From Arctic wolves to a rampaging rhino to an impressionistic image of waves, this contest showcases some of the best nature images of the year.

Imagine cruising through Napa Valley’s sun-drenched vineyards when suddenly—like a mirage rising from the California landscape—a massive medieval castle appears on the horizon, complete with towers, ...