7,733 results
- Planetary Science
China is about to collect the first moon rocks since the 1970s
The robotic Chang’e-5 mission, which landed on an unexplored region of the moon December 1, aims to gather samples and return them to Earth.
- Planetary Science
Farming on Mars will be a lot harder than ‘The Martian’ made it seem
Lab experiments developing and testing fake Martian dirt are proving just how difficult it would be to farm on the Red Planet.
- Paleontology
Why South America’s ancient mammals may have lost out to northern counterparts
When North and South America joined millions of years ago, mammals from the north fared better in the meetup. Extinctions in the south may be why.
- Earth
Earth’s rarest diamonds form from primordial carbon in the mantle
Chemical analyses of the rarest diamonds suggest the planet’s carbon cycle may not go as deep as scientists thought.
- Earth
Geology, not CO2, controlled monsoon intensity in Asia’s ancient past
For millions of years, shifting geologic plates — not carbon dioxide levels —held the most sway over the intensity of Asia’s seasonal winds and rains.
- Planetary Science
Meteorites might be more likely to strike near the equator
Meteorites from Antarctica have helped scientists assess the total number likely to hit Earth every year — and where they are most likely to fall.
- Climate
See how an Alaskan glacier has shrunk over time
Scientists have created a time-lapse series of images of the retreat of an Alaskan glacier using NASA and U.S. Geological Survey Landsat data.
- Space
Flat spots on Saturn’s moon Titan may be the floors of ancient lake beds
Bright radio signals from Titan indicate the presence of ancient lake beds in its tropics, a new analysis finds.
- Climate
Bering Sea winter ice shrank to its lowest level in 5,500 years in 2018
Peat cores that record five millennia of climate shifts in the Arctic region suggest recent ice loss is linked to rising carbon dioxide levels.
- Paleontology
The first frog fossil from Antarctica has been found
An ancient amphibian from Antarctica gives new insight into when the continent got so cold.
- Climate
Climate change is slowly drying up the Colorado River
Annual water flow in the Colorado River decreased by over 11 percent due to warming in the 20th century, a new study estimates.
- Earth
Up to 220 million people globally may be at risk of arsenic-contaminated water
A new world map highlights possible hot spots of arsenic contamination in groundwater.
