The picture of human evolution has changed repeatedly and dramatically over the past half century, shaped by waves of new fossil discovery, technology, and scientific techniques.Read More 

4 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) Aaron Yazzie’s dream of being part of humanity’s exploration of space took him on a journey from his childhood home on the Navajo Nation to working at NASA’s Jet Propulsion Laboratory (JPL) in Southern California. His journey reflects not only his personal ambition, but [...]

How do these giant balloons work? What makes them both easier and more complicated than a normal-size balloon?Read More 

Radioisotopes are a vital resource for imaging patients’ organs and tumors—but these unstable elements also suffer from an unstable supply chain.Read More 

While we wait for scientists to come up with a miracle pill, we can take matters into our own hands with easy steps to ensure that life in old age isn’t also the end of living well.Read More 

The genome-editing technology can be supercharged by artificial intelligence—and the results are already being felt.Read More 

The term “reducing emissions” has outlived its usefulness, a crutch to soften the blow that’s being exploited by greenwashers. Now it’s time to get real.Read More 

In 2025, extreme weather will drive more people from their homes. Governments have no plan. Where will they be welcome?Read More 

Parent power alone won’t ensure the next generation’s safety—politicians and tech firms must take steps, too.Read More 

Elon Musk’s brain implant company is launching a new study to test whether its wireless device can control a robotic arm.Read More