News
- Planetary Science
Two-stage process formed moon, simulations suggest
Certain elements absent from lunar samples but present on Earth might be hidden deep inside the moon, a relic from how it was put together.
- Health & Medicine
Putting the big chill on cryotherapy
Evidence is lacking for whole-body cryotherapy as a treatment for muscle soreness.
- Earth
Earth’s water originated close to home, lava analysis suggests
Scarcity of a hydrogen isotope called deuterium in molten rock from Earth’s depths suggests that the planet’s H2O originated from water-logged dust during formation, not comets.
- Computing
New algorithm cracks graph problem
A new algorithm efficiently solves the graph isomorphism problem, which has puzzled computer scientists for decades.
