Astronauts are even braver than you think. Here's a list of NASA's closest calls during the history of the agency's shuttle program
From yellow dwarfs to blue supergiants, stars continue to challenge astronomers' understanding of the universe
Rocks on a remote Norwegian island in the Arctic Ocean may offer fresh insights into previous worldwide climate change episodes
The animal kingdom contains all manner of visual organs
Cyber security threats to critical infrastructure are not just theoretical
What other species' padres should we be saluting this Father's Day?
Researchers are learning much more about how Anopheles gambiae , the primary malaria mosquito, uses its smell organs to find human targets; the work involved stunning images from scanning electron microscopes...
Researchers were stunned to find an 18th-century ship that had been unearthed by construction workers at the World Trade Center where the Twin Towers once stood. With great care they followed clues in the well-preserved wood to trace the craft's history to the era of the American Revolution...
Take a look at the animals that researchers have sighted or captured while in the field to study a contagious cancer that is destroying Tasmanian devil populations