Earth
NASA images may help track sewage in coastal waters
Sewage-contaminated water absorbs certain wavelengths of light, leaving a signature that can be detected by space-based instruments, a new study finds.
Earth
We summarize the week's scientific breakthroughs every Thursday.
More Stories in Earth
- Earth
Earth’s oldest rocks may be at least 4.16 billion years old
If the new age of these Canadian rocks is solid, they would be the first and only ones known to have survived Earth’s earliest, tumultuous time.
- Animals
U.S. seal populations have rebounded — and so have their conflicts with humans
Alix Morris’s new book, A Year with the Seals, explores humans’ complicated relationship with these controversial marine mammals.
- Science & Society
Is nuclear energy good? A new book explores this complex question
Atomic Dreams explores nuclear energy's future in the U.S. through the history of Diablo Canyon, California's last operational nuclear power plant.
- Climate
This paint ‘sweats’ to keep your house cool
This experimental paint reflects sunlight, emits heat and mimics sweating to cool buildings without air conditioning, even in the tropics.
- Earth
Climate change is coming for your cheese
Adapting to climate change by replacing grass in cows' feed with corn affected the nutritional value and quality of cheese, French researchers found.
- Earth
Small earthquakes can have a big impact on the movements of major faults
Small and far-off earthquakes can stifle the spread of large motions on some of the world’s biggest faults.
- Plants
Trees ‘remember’ times of water abundance and scarcity
Spruce trees that experienced long-term droughts were more resistant to future ones, while pines acclimatized to wet periods were more vulnerable.
- Climate
Penguin poop gives Antarctic cloud formation a boost
Penguin poop provides ammonia for cloud formation in coastal Antarctica, potentially helping to mitigate the impacts of climate change in the region.
- Earth
Gamma rays flared as this lightning bolt formed
Thunderstorms are known to generate gamma rays, the highest energy radiation on Earth. But pinning the burst to a specific bolt is new.
