But from 260 miles above in space, he saw no trace of humanity — just desolation: a seemingly endless view of pure white ice.

Flying Astrobee robots being tested on the ISS could give rise to incredible guardian spacecraft that protect the station ...

Print this free Earth Day scavenger hunt and enjoy these other fun Earth Day activities for your family. Let us know which ...

Urban trees and plants do more than just beautify city landscapes. They purify the air, reduce urban heat islands, provide ...

A Pulitzer Prize-winning weekly covering West Marin, including the towns of Point Reyes Station, Inverness, Bolinas, Stinson ...

Explore how North America is changing as its deep cratonic root thins and pieces are dripping into the Earth's mantle.

The simple answer is no, say our readers, but plants can react to environmental stimuli in ways that serve a similar purpose to the human pain response ...

A Critical Conversations Event In an era of unprecedented global challenges, the role of culture and creativity as drivers of ...

Imaging wall-less plant cells every six minutes for 24 hours revealed how the cells build their protective barriers.

This easy Earth Moon Sun paper craft is perfect for some out of this world fun when learning about space. Here's how to make ...

Yet despite the drumbeat of evidence, we still know of just one planet in the cosmos with life — the one you’re standing on.

This novel system combines machine vision and artificial intelligence to automatically assess the health of individual leaves, serving as a valuable tool for urban greenery monitoring.