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Optics & Photonics Feb 4, 2025

Multidimensional sampling theory reduces noise to push flat optics boundaries

A research team at POSTECH has developed a novel multidimensional sampling theory to overcome the limitations of flat optics. Their study not only identifies the constraints of conventional sampling theories in metasurface ...

Environment Jan 31, 2025

Make a noise or work with the system? Four ways to create real change for nature

Ecosystems and species across the natural world are in serious trouble. The vast majority of Australians want more government action, but it's not being delivered.

General Physics Jan 30, 2025

NEON experiment shares results from first direct search for light dark matter

Detecting dark matter, the elusive type of matter predicted to account for most of the universe's mass, has so far proved to be very challenging. While physicists have not yet been able to determine what exactly this matter ...

Astronomy Jan 20, 2025

Malargüe—A satellite dish best served cold: Cryogenic upgrade boosts capacity by almost 80%

In late July 2024, the Malargüe deep-space communication station completed an important upgrade of its antenna feed that will allow missions to send much more data back to Earth, a capacity increase of almost 80%.

Ecology Jan 17, 2025

Do offshore wind farms harm whales? Experts weigh in as Trump labels them 'dangerous'

In recent months, President-elect Donald Trump has repeatedly said offshore wind turbines are harming, and perhaps killing, whales.

Planetary Sciences Jan 17, 2025

Mars's two distinct hemispheres caused by mantle convection not giant impacts, study claims

Mars has northern and southern hemispheres like Earth, but their defining characteristics are markedly different, a phenomenon known as Martian dichotomy. The Southern Highlands are older, higher in elevation and more cratered ...

Analytical Chemistry Jan 14, 2025

Real-time fluorescent sensor could allow for precise monitoring of wine quality

A research team led by Professor Jiang Changlong from Hefei Institutes of Physical Science of the Chinese Academy of Sciences, has developed an innovative real-time multi-scenario fluorescence detection technology for monitoring ...

Astrobiology Jan 13, 2025

Could we detect advanced civilizations by their industrial pollution? Probably not

The hunt for aliens goes hand in hand with the hunt for habitable planets. Astronomers are on the hunt for exoplanets with atmospheric chemicals that could be a sign of an advanced civilization. These chemicals, known as ...

Optics & Photonics Jan 2, 2025

Starlight to sight: Researchers develop short-wave infrared technology to allow starlight detection

Prof Zhang Zhiyong's team at Peking University developed a heterojunction-gated field-effect transistor (HGFET) that achieves high sensitivity in short-wave infrared detection, with a recorded specific detectivity above 1014 ...

Plants & Animals Dec 21, 2024

How can I keep my cat happy? Five tips from a vet to help your feline friend live their best life

Around one third of Australian households live with at least one cat, yet surveys tell us the cats' needs are not being met.

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