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Phys.org / A yeast enzyme helps human cells overcome mitochondrial defects

Nucleotide synthesis—the production of the basic components of DNA and RNA—is essential for cell growth and division. In most animal cells, this process depends closely on properly functioning mitochondria, the organelles ...

Feb 17, 2026 in Biology
Phys.org / JWST spots most distant jellyfish galaxy to date

Astrophysicists from the University of Waterloo have observed a new jellyfish galaxy, the most distant one of its kind ever captured. Jellyfish galaxies are named for the long, tentacle-like streams that trail behind them. ...

Feb 17, 2026 in Astronomy & Space
Phys.org / Porous material uses green and blue light to repeatedly store and release CO₂

Scientists at the University of Groningen, led by Nobel laureate Ben Feringa and colleagues, have created a new porous material that captures and releases carbon dioxide using only visible light. The breakthrough could pave ...

Feb 14, 2026 in Chemistry
Phys.org / Horses with over 30 minutes of REM sleep show better persistence in learning tasks

Just as for humans, sufficient sleep supports learning and coping for horses. A recent study at the University of Helsinki indicates that short periods of REM sleep impair horses' perseverance and performance in demanding ...

Feb 17, 2026 in Biology
Phys.org / New amplifier design promises less noise, more gain for quantum computers

The low-noise, high-gain properties needed for high-performance quantum computing can be realized in a microwave photonic circuit device called a Josephson traveling-wave parametric amplifier (JTWPA), RIKEN researchers have ...

Feb 17, 2026 in Physics
Phys.org / Renewable biological catalyst carries the potential to transform wastewater into phosphorus resource

Phosphorus is an essential nutrient for plants and managing its availability is critical for growing crops to maintain the global food supply. In an effort to move toward a more sustainable bioeconomy, researchers from the ...

Feb 17, 2026 in Chemistry
Phys.org / Hidden insect diversity in grass shoots threatened by mowing

When it comes to biodiversity, researchers and the public tend to focus on large-scale patterns. This overlooks a hidden but precious diversity: small, inconspicuous wasps, midges, flies, beetles and other insects that live ...

Feb 18, 2026 in Biology
Phys.org / Extreme rainfall is worsening algal blooms along South Korea's coast

Extreme rainfall is reshaping coastal waters along South Korea's shoreline, flushing nutrients from land into the sea and fueling the growth of algal blooms. A new multi-year study, published in Frontiers in Marine Science, ...

Feb 15, 2026 in Earth
Phys.org / Colossal's techy new HQ helps Dallas startup be 'in your face' with de-extinction mission

An animatronic dire wolf looks around then tilts its head to greet you in the lobby. An animated megalodon shark circles its prey in a conference room made of floor-to-ceiling screens before striking and "breaking" the glass.

Feb 18, 2026 in Other Sciences
Phys.org / Plasma rotation simulations could help fusion reactors survive decades of use

Scientists have long seen a puzzling pattern in tokamaks, the doughnut-shaped machines that could one day reliably generate electricity from fusing atoms. When plasma particles escape the core of the magnetic fields that ...

Feb 17, 2026 in Physics
Medical Xpress / Menopausal hormone therapy not linked to increased risk of death, study shows

Menopausal hormone therapy (commonly known as hormone replacement therapy or HRT) is not associated with an increased risk of death, finds a Danish study of over 800,000 women published in The BMJ. The findings support current ...

Feb 18, 2026 in Endocrinology & Metabolism
Medical Xpress / Early periods and changing fertility patterns may influence ovarian cancer risk

Ovarian cancer is still one of the deadliest gynecological cancers affecting women around the world, especially in East Asian countries, where the numbers keep rising year after year. A new nationwide study in South Korea ...

Feb 16, 2026 in Oncology & Cancer