Challengers to Clovis-Age Impact Theory Missed Key Protocols, New Study Finds
University of Oregon psychologist was on the team, which confirmed the presence of magnetic particles
A Celestial Witch's Broom?
The Pencil Nebula is pictured in a new image from ESO's La Silla Observatory in Chile. This peculiar cloud of glowing gas is part of a huge ring of wreckage left over after a supernova explosion that took place about 11 000 years ago. This detailed view was produced by the Wide Field Imager on […]
Mars's Dramatic Climate Variations are Driven by the Sun
On Mars's poles there are ice caps of ice and dust with layers that reflect to past climate variations on Mars. Researchers from the Niels Bohr Institute have related the layers in the ice cap on Mars's north pole to variations in solar insolation on Mars, thus established the first dated climate history for Mars, […]
Research Reveals Contrasting Consequences of a Warmer Earth
A new study, by scientists from the Universities of York, Glasgow and Leeds, involving analysis of fossil and geological records going back 540 million years, suggests that biodiversity on Earth generally increases as the planet warms.