Digital reconstruction of a partially crushed skull suggests new insight into Homo sapiens’ evolutionary relationship to Denisovans and Neandertals.

The effectiveness of camouflage or warning colors for insect defense depends on conditions such as light levels and how many predators are around.

Emotional events help solidify memories. The findings may one day help students study or trauma survivors recover.

Scientists have filmed nanoscale ice crystals adapting to trapped air bubbles without losing structural integrity.

The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.

Seismic and land deformation data show that Santorini and Kolumbo draw from the same magma source, complicating eruption forecasts.

Calcium, a mineral involved in wound healing, can strengthen the attachment between microbe and skin and make infections hard to shake.

The FDA plans to add a warning to Tylenol’s label and OK use of a drug for autism. Researchers say there’s little data to support either move.

Event Horizon Telescope data reveal the magnetic field around M87* shifted, weakened and then flipped, defying theoretical expectations.

A first-of-its-kind test shows that reusing energy within a computer chip can work, thanks to two techy tricks.

Spotted ratfish, or “ghost sharks,” have forehead teeth that help them grasp onto mates. It’s the first time teeth have been found outside of a mouth.

Exploring the relationship between cancer cells and nerve cells, which can signal tumors to grow, could unearth ways to slow disease.