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Astronomy Sep 6, 2024

AI helps distinguish dark matter from cosmic noise

Dark matter is the invisible force holding the universe together—or so we think. It makes up about 85% of all matter and around 27% of the universe's contents, but since we can't see it directly, we have to study its gravitational ...

Space Exploration Sep 3, 2024

NASA explains strange noise heard by astronaut in Boeing's Starliner

There's nothing to see here, or hear here, actually. That's the message NASA gave after reports of a strange noise heard by astronaut Butch Wilmore emanating from Boeing's Starliner docked to the International Space Station ...

Environment Sep 2, 2024

High-sensitivity laser heterodyne radiometer developed for remote sensing of atmospheric water vapor, isotopes

A research team led by Prof. Gao Xiaoming from the Hefei Institutes of Physical Science of the Chinese Academy of Sciences developed a near-infrared laser heterodyne radiometer (LHR), that could greatly improve water vapor ...

General Physics Aug 28, 2024

Pioneering research suggests nature of dark matter is more elusive than ever

New results from the world's most sensitive dark matter detector narrow down its characteristics, edging closer to unraveling one of the biggest mysteries of the universe.

Plants & Animals Aug 28, 2024

New insights into Little Penguins' sensitivity to noise

Curtin University researchers have used state-of-the-art imaging technology to shed light on the hearing sensitivity of Australian Little Penguins and the danger of marine noise pollution.

General Physics Aug 27, 2024

Research team develops atomic comagnetometer that suppresses noise by two orders of magnitude

A research team has discovered the Fano resonance interference effect between mixed atomic spins. They proposed a novel magnetic noise suppression technique, reducing magnetic noise interference by at least two orders of ...

Quantum Physics Aug 21, 2024

A maximally entangled quantum state with a fixed spectrum does not exist in the presence of noise, mathematician claims

For more than 20 years, quantum researchers have wondered whether a quantum system can have maximum entanglement in the presence of noise. A mathematician from Spain recently answered the question: No.

General Physics Aug 16, 2024

Crashes, blackouts and climate tipping points: How can we tell when a system is close to the edge?

According to the infamous myth, groups of lemmings sometimes run off cliffs to their collective doom. Imagine you are one of these rodents: On a sunny day you join your companions in a joyous climb up a mountain beneath clear ...

Optics & Photonics Aug 14, 2024

New insights into neural circuit imaging: A comparison of one-photon and two-photon techniques

In the quest to unravel the complexities of neural circuits, scientists are beginning to use genetically encoded voltage indicators (GEVIs) to visualize electrical activity in the brain. These indicators are crucial for understanding ...

Space Exploration Aug 9, 2024

NASA tests deployment of Roman Space Telescope's 'visor'

The "visor" for NASA's Nancy Grace Roman Space Telescope recently completed several environmental tests simulating the conditions it will experience during launch and in space. Called the Deployable Aperture Cover, this large ...

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