All News
Medical Xpress / TikTok content supports 'illicit vape subculture' among teens, study finds
According to research from the University of East Anglia (UEA), young people are far more likely to encounter illicit vaping content portrayed as normal, humorous and harmless on TikTok. Meanwhile, evidence-based health advice ...
Phys.org / Supermassive black holes could be the universe's biggest planet nurseries
Supermassive black holes are the largest known black holes in the universe, sitting at the center of most large galaxies. They are sometimes described as cosmic monsters because they feed on surrounding gas and dust when ...
Phys.org / Webb reveals black hole that formed before its galaxy
Which comes first, the galaxy or the black hole? We don't know, but scientists have long thought it could be the galaxy: Large stars within an existing galaxy consume their fuel and collapse to form black holes, which can ...
Phys.org / Listening to the sun reveals previously hidden changes to solar cycle
Internal changes due to the sun's "active biorhythm" have become increasingly "skin-deep" over the past four solar activity cycles, according to a new study.
Medical Xpress / Vitamin D levels stay strong in Swedish children after 2018 fortification changes
The majority of young children showed good vitamin D status; no child had indications of deficiency, but among some, the intake was too low. This is the result of a study encompassing over 1,800 infants in Sweden. Foods providing ...
Phys.org / The solar wind's secret hammerheads and what they tell us about heat in space
The proton sharks showed up on a Friday. In a routine data calibration meeting for NASA's Parker Solar Probe in 2020, a small group of scientists were scrolling through visualizations of their data showing solar winds. Suddenly, ...
Phys.org / A kohl bottle from York may hint at an ancient Egyptian in Roman-Britain
Ancient Egyptians are often depicted wearing black eyeliner, known as kohl, which was stored in small containers. While kohl containers are typically found throughout Egypt and Sudan (Nubia), their presence beyond these areas ...
Phys.org / Antihydrogen mirrors hydrogen in upgraded spectrum test, narrowing cosmic mystery
University of Calgary researchers are a part of a group who just got one step closer to solving a mystery of the universe. Dr. Timothy Friesen, Ph.D., an associate professor of Physics and Astronomy in the Faculty of Science, ...
Science X / Universal aging clock predicts death risk across multiple mammalian species
What's common between rats, humans, dogs and dolphins? We are all mammals, and one day will be the last day of our lives. A multinational team of researchers have now given us a powerful molecular clock that, with the help ...
Medical Xpress / How aging reshapes sensorimotor learning: Older adults may lose explicit strategy but gain implicit adaptation
When most humans reach late adulthood, their ability to coordinate movements and maintain balance, broadly referred to as motor control, tends to gradually decline. While these changes in motor control are widely documented, ...
Tech Xplore / Atomic swap can improve phosphate cathodes for high-energy sodium-ion batteries
Most smartphones, portable computers and other devices on the market today are powered by lithium-ion (Li-ion) batteries. While these rechargeable batteries perform remarkably well, they are based on lithium, which is not ...
Phys.org / 20,000 eyes on the universe
Think about a census. You could photograph every house in the country and produce a beautiful map, but without knocking on doors and asking questions, you'd know almost nothing about the people living in them.