World CNN Wire

New image of the sun could help unravel solar mysteries

A trio of telescopes captured a new view of the sun that reveals the star's invisible light.Humans can see optical or visible light, but many wavelengths of light remain hidden from our view.The NASA NuSTAR mission, or Nuclear Spectroscopic Telescope…

Record-breaking dinosaur footprint appears on the Yorkshire coast

A giant carnivorous dinosaur likely rested or crouched down in Yorkshire 166 million years ago, deeply pressing its feet into the ground. The colossal creature left behind a record-breaking footprint recently discovered along the United Kingdom's "Dinosaur Coast."The Jurassic footprint,…

Sophisticated stone tools may predate humans, study suggests

The discovery of 330 stone artifacts in Kenya that date back 2.9 million years is throwing light on a key question in human evolution — who first used stone tools?Scientists unearthed hammerstones, cores and flakes, and the bones of butchered…