Science

Humanity’s ambition to explore the stars faces a fundamental hurdle: the sheer expanse of space. Even traveling at near-light speeds, reaching our closest stellar neighbor would take over four years....

As Santa Ana winds whipped sheets of embers over the Pacific Coast Highway in Southern California last night, the palm trees along the beach in the Pacific Palisades ignited like...

A major brush fire erupted in the Pacific Palisades, an affluent neighborhood of Los Angeles, in the first hours of a powerful windstorm on Tuesday. The Palisades Fire broke out...

Anyone hoping for a clear path forward this year for NASA’s imperiled Mars Sample Return mission will have to wait a little longer. The agency has settled on two potential...

A slab of uplifted rock larger than Italy sits in the center of the American Southwest. It is called the Colorado Plateau, and it is a beautiful place, higher ground...

It’s Monday morning, the start of your work week. You’ve put the finishing touches on that big report, prepared for that imminent presentation. But it’s likely that there’s one aspect...

A bit more than halfway to the final-design deadline in DARPA’s SPRINT vertical-takeoff program, the two contractors have revealed new details about their candidates. Aurora Flight Sciences is preparing an...

Imagine a future where butter, chocolate, and ice cream are created without relying on farms or livestock. That future is closer than ever as farmless food prepares to make its...

Fifty years into the project of modeling Earth’s future climate, we still don’t really know what’s coming. Some places are warming with more ferocity than expected. Extreme events are taking...

A new report linking fluoridated drinking water to lower IQ scores in children is sure to ratchet up the debate over a practice that’s considered one of the greatest public...