Brains grown in petri dishes, self-replicating zombies and the invention of otherworldly time crystals.

From chemical traffic lights to acid that greedily consumes a chicken drumstick, 2021 has seen some mind-blowing demonstrations of chemistry shared on TikTok.

NASA In terms of a science experiment making an immediate impact on its field in 2021, it's hard to beat the NASA Perseverance Rover, which touched down on the surface of Mars in February.

To honor this feat, Science has named AI-powered protein prediction as its 2021 breakthrough of the year.

NOVA's top science education stories of 2021 High school scientists dazzled us with their innovations—while new studies revealed insights about math mastery and how we can prepare young people ...

Covid-19 dominated science coverage again in 2021, and deservedly so. The disease garnered two entries on this list of our picks for the most important science stories of the year.

These are our favorite science photos of 2021 A volcano revealed, a lung x-rayed, a rocket launched: National Geographic editors selected these 23 fascinating images of science and technology in ...

Thought experiments can have some advantages over real experiments: they require no special equipment, are low-cost, can be ...