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
Earth’s magnetic poles flip roughly every 200k to 300k years, but the last reversal was about 780k years ago. Some scientists think we’re overdue, but the timing is unpredictable and could take thousands of years. A flip might disrupt technology and
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.
Hetherington, an English haberdasher, supposedly caused a riot when he first wore a top hat in public. It's reported that several woman fainted when they first saw the top hat in 1797.
