Can a Hydroelectric Dam Really Make the Days Longer?

By shifting water to a higher elevation, the giant Three Gorges Dam caused the Earth to spin more slowly. [...]

See Nat Geo's Behind-the-Scenes Footage Inside the Artemis II Orion Spacecraft

Take a look at how the four Artemis II astronauts will sleep, exercise and even use the bathroom while on board the Orion spacecraft as they shoot for the moon. [...]

The US is trying to kick-start a “nuclear energy renaissance”

Push to revive nuclear energy relies on deregulation; experts say strategy is misplaced. [...]

In Orbit You Have to Slow Down to Speed Up

Driving a spacecraft around a planet isn’t anything like driving on a planet. A physicist explains orbital navigation. [...]

Intelligence on Earth Evolved Independently at Least Twice

Complex neural circuits likely arose independently in birds and mammals, suggesting that vertebrates evolved intelligence multiple times. [...]

These Are the First FireSat Images for Finding Wildfires from Space

A new satellite program backed by Google and global nonprofits is looking to mitigate destructive fire seasons. [...]

Anduril, the autonomous weapons maker, doubles the size of its space unit

"We are focused on protecting space, assuring access to space, ensuring custody of space." [...]

We keep finding the raw material of DNA in asteroids—what's it telling us?

This week's result is just the latest in a growing collection of discoveries. [...]

There’s New Evidence for How Loneliness Affects Memory in Old Age

A longitudinal study found that loneliness is more closely linked to lapses in immediate and delayed recall than to the overall speed of cognitive decline. [...]