News

Archaeology

Pyramid builders could have used rolling blocks

Instead of sliding blocks on a ramp, ancient Egyptians could have rolled the massive bricks to the pyramids, a physicist suggests.

Health & Medicine

Autism treatment for babies shows promise in small study

A small study finds that changing how parents interact with infants may reduce autism symptoms.

Planetary Science

Plate tectonics spotted on Europa

First evidence for plate tectonics elsewhere in solar system discovered on Jupiter’s icy moon Europa.

Astronomy

Plasma corkscrews form on sun during stellar eruption

Coronal mass ejection creates twisted loop in sun’s magnetic field.