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Phys.org / How the global fish trade is spreading 'forever chemicals' around the world
Eating fish may well be good for you, but it carries a hidden risk of exposure to so-called "forever chemicals." A new study published in the journal Science has revealed that the global seafood trade is acting as a massive ...
Phys.org / Two ancient human species came out of Africa together, not one, suggests new study
The textbook version of the "Out of Africa" hypothesis holds that the first human species to leave the continent around 1.8 million years ago was Homo erectus. But in recent years, a debate has emerged suggesting it wasn't ...
Phys.org / Elusive wild cat feared extinct rediscovered in Thailand
An elusive wild cat long feared extinct in Thailand has been rediscovered three decades after the last recorded sighting, conservation authorities and an NGO said Friday.
Phys.org / The simulation hypothesis: Mathematical framework redefines what it means for one universe to simulate another
The simulation hypothesis—the idea that our universe might be an artificial construct running on some advanced alien computer—has long captured the public imagination. Yet most arguments about it rest on intuition rather ...
Phys.org / Study says African penguins starved en masse off South Africa
Endangered penguins living off South Africa's coast have likely starved en masse due to food shortages, a study said, with some populations dropping by 95% in just eight years.
Phys.org / Mississippi River mining plan in Minnesota dredges up concerns about damage to natural areas
The Mississippi River snakes below the bluffs at Spring Lake Park Reserve near Hastings, where people stroll or ski along the trails to take in the view of the majestic river.
Medical Xpress / Massachusetts' health department warns residents about possible measles exposures in multiple locations
An out-of-state adult visitor who spent time in the region earlier in December has been diagnosed with measles, according to health officials who are warning the public of possible exposures in multiple locations.
Phys.org / Connecticut state police help rescue majestic bald eagle: It had flown into power lines and fell
A bald eagle is recovering after being rescued in Mansfield after striking power lines, officials said.
Tech Xplore / All-optical chip achieves 100-fold speed boost over top-tier NVIDIA chips
Scientists in China have unveiled a new AI chip called LightGen that is 100 times faster and 100 times more energy efficient than NVIDIA chips, the leading supplier of AI chips worldwide. Instead of using electricity to move ...
Phys.org / Scientists boost mitochondria to burn more calories
Researchers have developed experimental drugs that encourage the mitochondria in our cells to work a little harder and burn more calories. The findings could open the door to new treatments for obesity and improve metabolic ...
Medical Xpress / Brain chemistry can reactivate or suppress dormant HIV
Human immunodeficiency virus (HIV) infections are still fairly common and an estimated 40 million people worldwide are currently living with this condition. The HIV virus attacks the body's immune system and thus makes those ...
Phys.org / Ultracold atoms observed climbing a quantum staircase
For the first time, scientists have observed the iconic Shapiro steps, a staircase-like quantum effect, in ultracold atoms.