The Sahara Desert is expanding at a rate of roughly 10000 km^2 per year due to a combination of natural and human induced factors. Deforestation, climate change, and agricultural practices contribute to the desertification of these areas.
Astronomers found 52 binaries of main-sequence stars and white dwarfs in open clusters using AI and Gaia data. These systems reveal the common-envelope phase, crucial for studying stellar evolution, supernovae, and gravitational waves.
Butterflies can not taste through their mouthparts. They also do not have mouthparts that can bite and chew, instead they have a long thin tubular structure that acts like a straw.