The United Nations Could Finally Create New Rules for Space
The proposal to create a process for preventing military confrontations and misunderstandings in orbit would be the first major step…
Climate-Driven Extinction Made Mammals’ Teeth Less Weird
Fossils show how species diversity—and dental diversity—suddenly collapsed 30 million years ago, suggesting a link between climate, diet, and survival....
To Make an Eco-Friendly EV Battery, Think From the Inside Out
Battery packs are designed to stuff a lot of energy into a small amount of space. Some think they should…
Cars Are Going Electric. What Happens to the Used Batteries?
Used electric vehicle batteries could be the Achilles' heel of the transportation revolution—or the gold mine that makes it real....
These Batteries Can’t Power a Car—but They Can Light a City
Entrepreneurs are devising innovative ways to reuse spent electric vehicle batteries. One promising idea is storing power from solar and…
The Race Is On to Develop a Vaccine Against Every Coronavirus
A “universal” shot would protect against every branch of Covid’s viral family tree—even future ones. But getting there won’t be…
Merck’s Antiviral Could Be Just What Covid Was Waiting For
The pharmaceutical giant is making its oral antiviral drug widely available for all the world. But could Covid outsmart it?...
Stop Telling Kids They’ll Die From Climate Change
Many young people feel like their future is in peril. To make progress on climate change we must move past…
Neuron Bursts Can Mimic a Famous AI Learning Strategy
A new model of learning centers on blasts of neural activity that act as teaching signals—approximating an algorithm called backpropagation....
How to Talk to Children About Climate Change
Young people already know more than you might think. Here are some ways to approach the conversation, tailored for every…