This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. Buried deep in Greenland's ice sheet lies a puzzling ...

Researchers have uncovered a possible reason behind the unique chemical signature detected in an ice sheet in Greenland. The team believes that a volcanic fissure eruption in Iceland caused the ...

The Search for Earth-Twins Around Nearby Stars, Particularly Alpha Centauri Explore the quest to find Earth-like planets around nearby stars, with a focus on Alpha Centauri, our closest neighbor.