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Phys.org / Newborn stars preserve organic-rich gas within ancient supernova debris

For the first time, astronomers have discovered stellar cocoons rich in complex organic molecules within a supernova remnant. A research team from Niigata University, Gifu University, RIKEN and Kyoto University in Japan used ...

10 hours ago
Medical Xpress / Hidden pathway drives COVID-19 infection, triggers damaging inflammation in the lungs

New research has uncovered a hidden pathway that allows COVID-19 to infect the immune system and trigger damaging inflammation in the lungs. The study by La Trobe University and WEHI researchers found SARS-CoV-2, the virus ...

10 hours ago
Phys.org / Fossils found decades ago reveal extinct 3.5 million-year-old giant salamander species

In the late 1990s in the Ajimu region of Japan's Oita Prefecture, researchers discovered three fossilized vertebrae belonging to the Cryptobranchidae family of giant salamanders. These were embedded in the Tsubusugawa Formation, ...

10 hours ago
Phys.org / The color of penguin poo: Satellites reveal global warming's impact on an iconic polar species

Scientists from a handful of universities across the country have made innovative use of satellite images from NASA to determine the diet of Antarctic Adélie penguins across the continent by studying their icy feces with ...

10 hours ago
Medical Xpress / How birth method and antibiotics may shape babies' gut bacteria

A new systematic review has found that both the way a baby is born and exposure to antibiotics around the time of birth could be linked to differences in the development of the infant gut microbiome. The review also found ...

5 hours ago
Medical Xpress / Genome editing in rats enables more accurate estrogen receptor-positive breast cancer models

Rat disease models have played an integral role in scientific discovery and cancer research, including Nobel Prize–winning work from Charles Huggins on hormone therapy for prostate cancer in 1966. However, technical challenges ...

5 hours ago
Medical Xpress / What World Cup football can teach us about managing fatigue in extreme conditions

A football player standing over a penalty in a hot, high-altitude stadium is dealing with more than pressure. His body is trying to keep cool. His heart and breathing may be working harder. Less oxygen is reaching his muscles. ...

4 hours ago
Phys.org / 'Check your ingredients': A new blueprint for using Fermi's 'Golden Rule'

Underpinning much of modern technology, from smartphones to scanning tunneling microscopes to particle colliders, is Fermi's Golden Rule. Named for 20th-century Italian American physicist Enrico Fermi (but actually discovered ...

13 hours ago
Tech Xplore / Perovskite triple-junction solar cells reach 27.3% efficiency with record 770-hour stability

Perovskite semiconductors efficiently convert sunlight into electrical energy; they are also inexpensive and extremely lightweight. A team at HZB has developed a triple-junction solar cell comprising different perovskite ...

10 hours ago
Medical Xpress / Study explores the emotional burden of being a family caregiver

One in four Canadians is a caregiver—often taking on the role overnight, with little time to prepare for what comes next. Sharon Tonner-Clarkson, a patient family partner (PFP) at Unity Health Toronto, knows that reality ...

5 hours ago
Phys.org / Strengthening El Nino likely to 'rank among largest' on record

The El Nino weather pattern picked up strength over the past month and is highly likely to "rank among the largest" ever recorded when it peaks between October and December, U.S. forecasters said Thursday.

7 hours ago
Phys.org / Study identifies key mechanism regulating how cells use fat to generate energy

An international study by scientists at the Centro Nacional de Investigaciones Cardiovasculares Carlos III (CNIC) and the University of California, Los Angeles (UCLA) has identified a fundamental mechanism that regulates ...

12 hours ago