News
- Earth
Arctic sea ice hits record low, and keeps going
A summer storm and thinner ice probably contributed to this year’s massive melt.
- Tech
Unmixing oil and water
A new filter that separates the two substances only using gravity could help clean oil spills.
- Health & Medicine
Infrared light offers promise of laser-sharp cancer therapy
Laser technique targets tumors with reduced risk of side effects compared with conventional chemotherapy.
- Life
Oldest mites in amber discovered
Two new species of arthropods found in 230-million-year-old fossilized resin show similarities to modern-day species.
- Humans
Neil Armstrong, first man on moon, dies at 82
Apollo 11 commander held true to his engineering roots.
