Earth has an incredibly varied and ever-changing landscape—jagged mountains, arid deserts, lush rainforests, rolling wheat fields. Before NASA came on the scene, no one was keeping a systematic eye on the ground from above. NASA scientist Brad Doorn explains how one long-running satellite program collects the data farmers need to grow the crops that feed the ... Show More
Sep 30
How Webb Illuminates Stars’ Cloudy Origins
In the space between stars, dark clouds of gas, dust, and ice mingle in a chemical laboratory unlike any on Earth. Ewine van Dishoeck, an astronomer who studies molecules in space and who helped develop an instrument aboard NASA’s James Webb Space Telescope, explains how Webb is ... Show More
22m 43s
Mar 2025
An extinction-level event for NASA science
NASA's science missions have transformed our understanding of the Universe, from breathtaking images of deep space to robotic explorers on Mars. But now, a reported 50% cut to NASA's science budget threatens to shut down missions, halt discoveries, and devastate the future of spa ... Show More
1h 7m
Nov 2024
EVSN - Aquatic Planets Like Earth Could Abound in Milky Way
From March 10, 2021. A new study examines the formation of rocky worlds from dust particles containing ice and carbon, increasing the possibility that our own Milky Way galaxy could be filled with aquatic planets similar to Earth. Plus, a simulation of the Milky Way-Andromeda col ... Show More
22m 17s