In a warming world, where might coral reefs persist?
High-energy emissions at a dead star’s core show how it exploded.
Erratic southern invaders repel rivals with acid.
Neanderthal traces appear in genes for hair and skin.
Scientists locate body regions where emotions spark a response.
Telescope observations reveal atmospheric water on exoplanets.
Bacterial infusions can heal gut microbe imbalances.
Is our family tree due for a pruning?
As the climate warms, the Arctic greens—and vice versa.
Earlier Arctic plant growth is too early for migrating caribou.