Earth
- Agriculture
Many of Earth’s groundwater basins run deficits
Twenty-one of Earth’s 37 largest groundwater basins are rapidly depleting, satellite data show.
- Earth
Dinosaurs may not have seen the Grand Canyon after all
New geologic comparisons peg the Grand Canyon’s inception well after dinosaurs went extinct.
- Earth
Most of Earth’s impact craters await discovery
Hundreds of undiscovered impact craters probably dot Earth’s surface, new research estimates.
- Planetary Science
Water’s origin story, science and sci-fi and more reader feedback
Readers discuss how Earth got its water, chat about a hot spot's violent past and more.
- Earth
Fluid injection triggers earthquakes indirectly, study finds
An up-close look at artificially triggered quakes suggests that tremors start slow and smooth.
- Earth
Grand Canyon’s age revised, again
The Grand Canyon is much younger than previous research had suggested, a new study says.
- Climate
Greenhouse effect from fossil fuels felt almost immediately
The warming caused by burning fossil fuels is surpassed within months by the greenhouse gas effect of the released carbon dioxide, new research shows.
- Physics
Rogue waves don’t always appear unannounced
Scientists may be able to forecast the arrival of anomalously large ocean swells, suggest scientists who analyzed the moments before rogue water waves and freak light flashes.
- Climate
Real estate is tight as marine species move to cooler waters
Marine species migrating amid global warming face shrinking habitats in cooler locations.
- Climate
Global warming ‘hiatus’ just an artifact, study finds
Skewed data may have caused the appearance of the recent global warming hiatus, new research suggests.
- Earth
Eruptions create new islands in the Red Sea
Satellite maps reveal the formation of two new volcanic islands in the Red Sea.
- Environment
Mystery toxins in tainted New Zealand honey nabbed
Sweet and stealthy toxins have been caught sticky-handed, potentially solving a decades-long mystery of tainted honey in New Zealand.
