A Mass Extinction Is Taking Place in the Human Gut

To preserve humankind’s diverse bacteria, scientists are harvesting, freezing, and storing **** from around the world.

22 Things That Made the World a Better Place in 2022

From spinal implants that allow paralyzed people to walk to smashing an asteroid off course with…

Eating Too Much Salt Could Cause Stress Levels to Rise

Holiday feasts tend to be salt-heavy—but early animal experiments are finding that overindulging in the condiment…

A Smart Way to Get Ahead of the Next Flu Surge

Internet-connected thermometers can quickly show how influenza is spreading—so measures to control the disease can be…

Electronic Second Skins Are the Wearables of the Future

Flexible e-skins could be used to measure wearers’ blood pressure, temperature, and oxygen levels in real…

The Spooky Quest to Build a Google Maps for Graveyards

Atlantic Geomatics is creating a map of the UK’s cemeteries to help people track down their…

Brace Yourself for a Triple Wave of Seasonal Viruses

Many people haven’t been exposed to common respiratory viruses following the pandemic, meaning they might be…

This Platform Makes Sure Companies Stick to Their Climate Pledges

Lubomila Jordanova explains how her carbon-reporting firm—Plan A—uses relentless data analysis to guarantee businesses aren’t greenwashing.

The World Needs More Gigantic Sci-Fi Sea Dams

As solar and wind proliferate, the power lurking in the world’s oceans is yet to make…

New Reservoirs Could Help Battle Droughts, but at What Cost?

Storing more water to deal with climate change seems like a no-brainer, but such reservoirs are…