Paint it black: behind the James Webb Space Telescope’s signature color

NASA’s James Webb Space Telescope has to stay super cool to observe the cosmos. How does it beat the heat? Black paint.  As the agency explained in its new YouTube series “Elements of Webb,” the James Webb Space Telescope‘s radiator is painted black to absorb heat. Just like how black asphalt gets hot in the … Read more

Mars rover detects carbon signature that hints at past life source | Science

Since 2012, NASA’s Curiosity rover has trundled across Mars, drilling into rocks and running the grit through a sophisticated onboard chemistry lab, aiming to tease out evidence for life. Today, a team of rover scientists announced an intriguing signal, one that may or may not be evidence of past life, but is, at the very … Read more