The solar system’s first solids formed in a rush
Rather than slowly condensing over millions of years, the first building blocks of Earth and other planets may have formed rapidly in a chaotic disk at the dawn of the solar system
A smoking ban for people born after 2008 may be on the cusp of becoming law in the U.K. Here’s what to know
This ban applies to various tobacco products and also seeks to beef up existing laws that restrict the sale and marketing of vapes to children
Plants can ‘hear’ rain coming, spurring them into action
Even before water reaches them, the sound of droplets triggers germination in rice plants
A robot ran a half marathon faster than a human. Here’s why folding laundry is still harder
A premapped course, a crew of handlers and a world-beating time: here’s what this Beijing half marathon reveals about how far humanoid robots have come—and how far they haven’t
Earth Day in the Artemis era: Can NASA’s moon missions spur a new environmental movement?
Fresh takes on Apollo’s famous “Earthrise” and “Blue Marble” images showed off our planet’s beauty just weeks before Earth Day
Whatever happened to the ozone hole, acid rain and DDT?
The environmental crises of the past often seem to disappear—have problems like acid rain and smog been solved?
Amid climate doom, here’s an Earth Day reminder about spectacular environmental wins
This Earth Day three environmental experts share stories about times when environmental action succeeded in saving the planet—and explain why this can be done again
These monkeys are literally eating dirt to help digest human junk food
Gibraltar’s macaques have been observed engaging in geophagy, the consumption of soil and clay, in an apparent attempt to quell their nausea from eating fatty and salty foods offered by tourists
Hegseth says U.S. military no longer requires flu vaccination, drawing criticism from health experts
The decision to no longer enforce mandatory annual flu shots for military personnel could mean more troops will get sick during flu season, one expert says
Mathematicians found out why waiting for the elevator takes forever
Does it ever feel like an elevator is always going in the wrong direction? Mathematics can explain why
What if time were reversed? Physicists show how time could flow backward on a quantum scale
Researchers have developed a way to flip time to move backward in a quantum system. This level of control could lead to bizarre real-world applications
Former NASA astronauts launch new group to promote U.S. constitutional values
More than 100 NASA astronauts have signed on to a nonpartisan effort to promote “the principles that have propelled our nation for 250 years”