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.
As well as a carbon footprint, every item also has a water footprint. Knowing how much water it takes to make products is an effective way of being able to reduce your water footprint. Common items include paper (5.1 L), water bottles 1.3 - 5 L) cotton t
Sweat is like a fingerprint. Its composition is a combination of compounds that is uniquely yours. So while everyone sweats, no two people sweat the same.
