News
- Anthropology
Males of this ancient human cousin weren’t always bigger than females
Molecular evidence from a 2-million-year-old southern African hominid species indicates sex and genetic differences in P. robustus.
- Science & Society
Students’ mental health imperiled by $1 billion cuts to school funding
The Trump administration is cutting $1 billion in grants that support student mental health. That has educators worried.
- Animals
Genetics might save the rare, elusive saola — if it’s not already extinct
A new genetic study could help saolas survive by enabling better searches through environmental DNA. But some experts fear they may be extinct already.
- Space
A passing star could fling Earth out of orbit
Simulations show that the star's tug could send Mercury, Venus or Mars crashing into Earth — or let Jupiter eject our world from the solar system.
