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Phys.org / Powerhouses for fake meat: Muscle protein can now be grown in chloroplasts of lettuce and tobacco plants

Livestock farming requires valuable land to grow fodder, uses vast amounts of freshwater and contributes to global warming through methane and nitrous oxide emissions. And, for many consumers it is important to prevent animal ...

2 hours ago
Phys.org / Neanderthal growth hormone receptor increases muscle mass in people today, study shows

Neanderthals were generally more strongly built than most people living today. Their bones show signs of large muscles, and they had characteristic features such as prominent brow ridges and relatively short tooth roots.

11 hours ago
Medical Xpress / New psychedelic candidate may spare the gut while still healing the brain

Psychedelic drugs are best known for altering perception and producing vivid hallucinations, but scientists are increasingly interested in what else they might do. A growing body of research suggests that these mind-altering ...

9 hours ago
Phys.org / Runaway supermassive black hole RBH-1 offers new way to reconstruct ancient merger

Black holes are fascinating regions in space where gravity is so strong that nothing, even light, can escape them. The largest known black holes, called supermassive black holes, contain millions to billions of times the ...

10 hours ago
Medical Xpress / Birth order may influence your disease risk later in life, study finds

Whether you are first-born or second-born may be associated with your risk of developing certain diseases, according to a new study published in Nature Health.

10 hours ago
Phys.org / Two origins of life: Free-living cells may have emerged twice as bacteria and archaea diverged

How and where did the first forms of life arise? These are the main questions driving research at the Institute of Molecular Evolution at Heinrich Heine University Düsseldorf (HHU). In a new publication in Science Advances, ...

12 hours ago
Phys.org / Miniaturized laser technology paves the way for fundamental physics experiments in space

An international team of researchers has succeeded in producing atomic quantum gas mixtures with an unprecedented particle flux. In the journal Nature Communications, the scientists report on experiments conducted with the ...

6 hours ago
Phys.org / One of the world's only two complete dodo skulls reveals new clues about the extinct bird

Only two complete dodo skulls are known to exist anywhere in the world: one at the Natural History Museum Denmark and one at the Oxford University Museum of Natural History. The specimen housed in Copenhagen has been preserved ...

6 hours ago
Phys.org / Astronomers catch 'Hatchling' quasar breaking out of its dusty cocoon

Using observations from multiple powerful telescopes, a team of astronomers studied a red quasar nicknamed "the Hatchling" at redshift 3.7. They may have identified one of the clearest examples yet of a quasar caught in transition ...

11 hours ago
Medical Xpress / A lesser-known SARS-CoV-2 protein may offer clues to long COVID symptoms

Six years after the height of the COVID-19 pandemic, scientists are still uncovering surprising ways the virus can wreak havoc on the body. A new UCLA study published in Science Advances describes a previously unrecognized ...

6 hours ago
Phys.org / Air-stable, ultrathin superconductors developed for more scalable quantum devices

Super-thin superconducting materials, which are only one or a few atoms thick, have unique properties scientists can leverage to produce more compact, scalable, and efficient quantum devices. But these fragile materials degrade ...

7 hours ago
Medical Xpress / Why do people's pupils dilate when they're surprised? Researchers explain

When people encounter new information that challenges their expectations, their pupils are likely to dilate. This physiological response is a sign that something is happening in the brain to help the person adapt to the new ...

6 hours ago