
Why consciousness is the hardest problem in science
Will brain science deliver answers about consciousness or hit another wall?

Illustration by DTAN Studio
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Why consciousness is the hardest problem in science
Will brain science deliver answers about consciousness or hit another wall?

Your guide to 29 wildly different theories of consciousness
The many, many ways researchers hope to solve the toughest mystery in science

When will we see the universe’s first stars?
The James Webb Space Telescope should soon be able to spot the first generation of stars in space

Deadly ‘reverse’ cells can destroy us unless scientists stop them
Researchers are closer to making “reversed” cells that may wipe us off the planet

The hidden threat eating away at museum treasures
Extremophile molds are invading art museums and devouring their collections. Stigma and climate change have fueled their spread

Can a time capsule outlast geology?
A ridiculous but instructive thought experiment involving deep time, plate tectonics, erosion and the slow death of the sun