News

Humans

From the ashes, the oldest controlled fire

A South Africa cave yields the oldest secure evidence for a blaze controlled by human ancestors.

Astronomy

New data support Einstein on accelerating universe

New measurements of distant galaxies support Einstein’s cosmological constant as the explanation for the universe’s accelerating expansion.

Health & Medicine

Brain scan foretells who will fold under pressure

Tests on high-stakes math problems reveal key regions of brain activity linked to choking under pressure.

Chemistry

For truffle aroma, it’s not all about location

Genes, not environment, play a key role in the prized fungus’s scent.