A gigantic space rock that slammed into Earth more than three billion years ago grievously wounded the biosphere—and then helped it heal
How Your Brain Processes Zero (It’s Not Exactly ‘Nothing’)
What we think about when we think about “zilch” is surprisingly complex, neuroscientists find
Thunderstorm Gamma-Ray Flashes May Be Missing Link for Lightning Bolts
Observations from a retrofitted spy plane hint at a connection between powerful gamma-ray flashes and a thunderstorm’s lightning
Did Decriminalizing Drugs Such As Fentanyl Cause Opioid Overdose Increase?
Oregon decriminalized hard drugs in 2021 and recriminalized them last month. A new analysis shows the laws likely had little effect on opioid deaths
Worldschooling Is Catching On. Here’s What You Need to Know
People are pulling their kids out of traditional education to learn while they travel. Data on educational success are limited, but there are other reasons to consider worldschooling
Whooping Cough Makes a Comeback, Microbes Evolve to Eat Cleaners, and Solar Maximum Is Confirmed
Kick off the week by catching up on the latest science news.
The Colors of Fall Leaves Are Shaped by Climate Change and Tree Health
A tree’s fall palette offers a glimpse at its health and the weather it has experienced in a given year
How GPS Tracking of Teens 24/7 Impacts Parent-Child Relationships
Phone apps can tell whether your kid is playing hooky. But remotely surveilling your child might not be great for navigating the trials of the teen years
Long COVID Is Harming Too Many Kids
Pediatric long COVID is more common than many thought, and we keep letting kids be reinfected with new variants
Why Does the Moon Look Bigger Near the Horizon?
The rising moon looks huge on the horizon, but it’s all in your head