Technology

New Tests Use Epigenetics to Guess How Fast You're Aging

Companies claim they can now easily calculate your biological age. Should you take them up on it?

How To Not Get Sick While Traveling, 5G's Health Effects,...

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Geoengineering’s Gender Problem Could Put the Planet at...

A lack of diversity among scientists may skew how the public perceives the idea of hacking the climate.

Traveling for the Holidays? Here's How to Not Get Sick

Airplanes may seem like the perfect place to catch a cold or flu, but the real threat isn't in the sky. It's on the ground. 

Earth's Largest Scientific Structure, a WhatsApp Flaw,...

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What a 5,700-Year-Old Piece of Gum Reveals About Its Chewer

From a wad of pitch less than an inch long, researchers have painted a detailed portrait of an ancient human—and added another layer...

The Largest Scientific Structure Ever Powers Up in Africa

When the Square Kilometre Array is complete, the telescope will scan the universe to probe some of science's deepest mysteries.

Nature Deserves Legal Rights—and the Power to Fight Back

If we want to forestall the worst of climate change, we need innovation not just in tech but in law, the rule sets that guide our...

An Early Flu Season, a *Flight Simulator* Revival, and...

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This Year's Flu Season Is Off to a Weird (and Early) Start

According to the CDC's latest influenza update, both the timing and the strain are highly unusual.