Feature
- Health & Medicine
Vitamin D supplements aren’t living up to their hype
Once seen as a supplement with a long list of benefits, vitamin D’s glow may be dimming.
- Planetary Science
Two daring spacecraft aim to bring asteroid dust back to Earth
A pair of daredevil spacecraft that aim to bring asteroid dust back to Earth have reached their targets and are scouting for the best sampling spots.
- Chemistry
150 years on, the periodic table has more stories than it has elements
The organized rows and columns of the Periodic Table hide a rich and twisting history.
- Science & Society
Top 10 stories of 2018: Climate change, gene-edited babies, hidden craters and more
2018 was a year all about impact — on the planet, on solving crimes, on mosquito populations, on reversing paralysis, and more.
