A gene from 28 million years ago protects today's plants against caterpillars

NASA's historic Artemis 1 moon mission will launch Wednesday. Here's how to watch

[NASA Webb Telescope] In May, a dust-sized micrometeoroid hit to Webb’s mirror was larger than tested for. After careful analysis, we've found it to be a rare statistical event. Webb’s optical performance remains twice as good as requirements.

Watch a 'solar snake' slither across sun's surface ahead of massive eruption