News
- Animals
Adult corals have been safely frozen and revived for the first time
Chunks of living corals could be frozen for safekeeping and revived later to restore reef ecosystems that are withering in warming seas.
- Earth
How thunderstorms can spawn damaging ‘downbursts’
Powerful winds called downbursts are not the same as a tornado, but the damage they cause can be similar — and can hit with little warning.
- Health & Medicine
50 years ago, X-rays provided an unprecedented look inside the brain
CT scans can now image the whole body and are even used in other scientific fields such as archaeology, zoology and physics.
