Uncategorized
- Astronomy
Spiral galaxies might have been lentil-shaped before becoming starry whirls
By using black holes to track how galaxies merge and grow, an astronomer has proposed an update to the prevailing story of how galaxy shapes evolve.
- Earth
50 years ago, mysterious glass hinted at Earth’s violent past
Like Hansel and Gretel followed a trail of breadcrumbs, scientists have followed tektites to the sites of major meteorite impacts.
- Climate
Extreme heat taxes the body in many ways. Here’s how
Climate change is bringing longer, humid heat waves and hotter nights. Here's how our bodies try to beat the heat and what happens when they can't.
