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Phys.org / How simple amber lights could make nights safer for insects

Approximately 40% of insect species worldwide are thought to be in decline and under threat of extinction. Among the key causes are habitat loss, pollution and climate change. Another threat is artificial light from sources ...

7 hours ago
Phys.org / Webb reveals warped structure in nearby TW Hydrae's protoplanetary disk

Using the James Webb Space Telescope (JWST), astronomers obtained high-contrast coronagraphic images of the protoplanetary disk around the young, nearby star TW Hydrae. Results of the observational campaign, published July ...

9 hours ago
Phys.org / Laid to rest with care: Ancient infants, perhaps twins, found in 1,200-year-old latrine

More than 1,000 years ago, two babies were tucked away in an abandoned Roman toilet channel. Yet, despite what the location suggests, they were cherished, not discarded.

11 hours ago
Medical Xpress / Large-scale brain scan study reveals unexpected differences in motor and visual regions linked to depression

Major depressive disorder, commonly referred to as depression, is a debilitating psychiatric disorder estimated to affect roughly 5% of the global population. Depression is characterized by persistent sadness and hopelessness, ...

10 hours ago
Phys.org / Rideshare launches boost regional GDP and flexible jobs, study finds

Ride-hailing has become a routine part of urban life in the United States, but its broader economic impacts have been difficult to measure. As Uber and Lyft expanded across hundreds of cities over the past decade, they promised ...

1 hour ago
Medical Xpress / Scientists restore lost protein to reverse lung disease in preclinical models

Researchers at the Fralin Biomedical Research Institute at VTC have identified a natural protective protein that maintains healthy lung blood vessels. Increasing the expression of this protein in preclinical models of pulmonary ...

1 hour ago
Phys.org / A cooperative approach to reproductive success

Fertilization is often imagined as a frantic race, with millions of sperm competing for a single prize. But new research by a team of evolutionary biologists from Syracuse University, the University of Siena in Italy and ...

5 hours ago
Phys.org / DESI side project reveals the spectra of disintegrated exoplanets

Using spectral data from the Dark Energy Spectroscopic Instrument (DESI), astronomers have gained some of the clearest evidence yet that white dwarf stars are accreting debris from disintegrating exoplanets. Captured while ...

14 hours ago
Phys.org / Newly unearthed mechanism that helps plants 'feel full' could help crops use fertilizer more efficiently

New York University researchers have pinpointed the molecular players responsible for plants "feeling full" once they've taken up enough nitrogen—a finding that could help scientists develop plants that absorb more nitrogen ...

6 hours ago
Phys.org / Climate change could dramatically reduce water flowing from the West's headwaters

The small mountain streams that feed many of the West's rivers may face a much drier future. A new study led by NAU researchers found that groundwater-fed streamflow, known as base flow, has been steadily declining across ...

7 hours ago
Phys.org / New microscopy method achieves angstrom-scale localization precision with one laser

Researchers in the lab of Sam Peng, the Pfizer Inc.–Gerald Laubach Career Development Assistant Professor of Chemistry at MIT and a core institute member of the Broad Institute of MIT and Harvard, have developed a super-resolution ...

8 hours ago
Phys.org / Supergene solves evolutionary puzzle of mirror-image flowers

The left-right asymmetry of South African butterfly lilies (genus Wachendorfia) has been regarded as a classic evolutionary puzzle for more than a century. Due to the mirror-image arrangement of the floral parts, the plants ...

9 hours ago