The unexpected slowing of NASA's Pioneer 10 and 11 spacecraft turns out to be due to the slight, but detectable effect of heat pushing back on the spacecraft.
An ice island twice the size of Manhattan broke off Greenland’s Petermann Glacier. It's about half as big as the one that broke off the same glacier in 2010.
High-tech technology, traditionally usually used to design racing cars and aeroplanes, has helped researchers to understand how plant-eating giant dinosaurs fed 150 million years ago.
Statistics show that today, almost one in four Canadians is obese. A deadly trend that has been on the rise for the last thirty years, but weight loss can help.
The continent of Antarctica is at risk from human activities and other forces, and environmental management is needed to protect the planet’s wilderness area.
Each century, about two massive stars in our own galaxy explode, as supernova. These send fundamental, uncharged particles called neutrinos in to space.
The EarthSky team has a blast bringing you daily updates on your cosmos and world. We love your photos and welcome your news tips. Earth, Space, Sun, Human, Tonight. Since 1994.