Search results for blue holes

Earth Sciences Feb 2, 2023

The ocean twilight zone could eventually store vast amounts of carbon captured from the atmosphere

Deep below the ocean surface, the light fades into a twilight zone where whales and fish migrate and dead algae and zooplankton rain down from above. This is the heart of the ocean's carbon pump, part of the natural ocean ...

Astronomy Jan 30, 2023

Untangling a knot of galaxy clusters

Astronomers have captured a spectacular, ongoing collision between at least three galaxy clusters. Data from NASA's Chandra X-ray Observatory, ESA's (European Space Agency's) XMM-Newton, and a trio of radio telescopes is ...

Environment Jan 30, 2023

It's hot and your local river looks enticing. But is it okay for swimming?

Swimming in rivers, creeks and lakes can be a fun way to cool off in summer. But contamination in natural waterways can pose a risk to human health.

Optics & Photonics Jan 20, 2023

The Floquet engineering of quantum materials

Quantum materials are materials with unique electronic, magnetic or optical properties, which are underpinned by the behavior of electrons at a quantum mechanical level. Studies have showed that interactions between these ...

Nanomaterials Jan 17, 2023

Chemical navigation: Scientists develop a water remediation method using nanoparticles

Chemists from St Petersburg University have developed a method for purifying water from organic compounds using tin oxide nanoparticle based photocatalysts. The findings of the research are published in the Journal of Alloys ...

Astronomy Dec 9, 2022

Hubble captures dual views of an unusual star cluster

While these two images may look dazzlingly different, they are actually pictures of the same cosmic object: NGC 1850. Although the same Hubble instrument took both images, different filters with different assigned colors ...

Ecology Dec 7, 2022

Could trawler cams help save world's dwindling fish stocks?

For years, Mark Hager's job as an observer aboard New England fishing boats made him a marked man, seen as a meddling cop on the ocean, counting and scrutinizing every cod, haddock and flounder to help set crucial quotas.

Analytical Chemistry Nov 30, 2022

New strategy to modulate reaction pathway of Zn-Fe double oxide Fenton catalyst

A research group led by Prof. Wang Junhu from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences (CAS) has proposed a new strategy to effectively regulate the reaction pathway of a zinc-ferrum ...

Earth Sciences Nov 29, 2022

Sea floor evidence from millennia of Atlantic storms is not good news for the coast

If you look back at the history of Atlantic hurricanes since the late 1800s, it might seem hurricane frequency is on the rise.

Astronomy Nov 28, 2022

Image: Hubble glimpses a glittering gathering of stars

This glittering gathering of stars is Pismis 26, a globular star cluster located about 23,000 light-years away. Many thousands of stars gleam brightly against the black backdrop of the image, with some brighter red and blue ...

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