It always feels great to get back to my old stomping grounds! I grew up near this river where you can find absolutely ...

Earth's oceans could one day turn purple. Nearly three fourths of Earth is covered by oceans, making the planet look like a ...

Mars today is a cold, desert-like world, but the discovery of ancient shorelines suggests that the planet once had a dynamic ...

Visit ancient Mars—a surprisingly temperate planet where snow or rain falls from the sky, and rivers rush down valleys to ...

"We’re finding places on Mars that used to look like ancient beaches and ancient river deltas," said Penn ... like Mars was likely home to massive oceans as well, which would be "potentially ...

Rolling grasslands stretched across the peninsula, dotted with lakes and wetlands where herds of elephants, gazelles, and even hippos roamed. Acacia trees and wildflowers lined the water’s edge, while ...

A new global assessment has brought a dose of good news for conservationists: Decades of work to protect some of the ocean’s most ancient sea turtle populations are looking to be paying off.

For Hood River artist Amirra Malak, creating installations of liminal space offers a journey through time, light and identity. Malak is a multidisciplinary Egyptian-American artist living in the ...

But between 15,000 and 5,000 years ago it would have been full of rivers, plants and people. New research is shedding light on the lives of these ancient humans. Around 50,000 years ago, Homo sapiens ...