News
- Earth
Solid inner, inner core may be relic of Earth’s earliest days
Earth’s innermost inner core may have formed billions of years earlier than previously thought, shortly after the planet’s accretion.
- Climate
Ice rafts traveling farther and faster across the Arctic Ocean
Climate change may be causing Arctic sea ice to travel farther and faster than it did 15 years ago, taking pollutants and other material along for the ride.
- Physics
General relativity caught in action around black hole
X-rays enable scientists to spot a black hole twisting the surrounding fabric of spacetime, just as Einstein’s theory predicts.
- Anthropology
Thigh bone adds to mystery over 14,000-year-old Homo species
Controversial Chinese leg fossil may point to hybrid humans 14,000 years ago.
