News
- Earth
Squall line tornadoes are sneaky, dangerous and difficult to forecast
New research is revealing the secrets of these destructive twisters, which dodge radar scans and often form at night.
- Climate
Zigzag walls could help buildings beat the heat
A corrugated exterior wall reflects heat to space and absorbs less heat from the ground, keeping it several degrees cooler than a flat wall.
- Astronomy
Some meteors leave trails lasting up to an hour. Now we may know why
A new survey of meteors that leave persistent trails found that speed and brightness don’t matter as much as atmospheric chemistry.
- Earth
Earthquakes added to Pompeii’s death toll
Broken bodies found at the archaeological site indicate that earthquakes played a role in the legendary tragedy.
