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Phys.org / Burned-home soils showed uneven lead, arsenic contamination after Los Angeles wildfires
A chemical analysis of residential soils and ash around California homes burned by the Eaton and Palisades wildfires in early 2025 revealed wide variation in contamination by potentially harmful elements, including lead, ...
Phys.org / Evidence identifies ancient Aboriginal mining in the Riverland
Flinders University researchers, in partnership with the River Murray and Mallee Aboriginal Corporation, have found evidence that points to 7,000 years of Aboriginal mining of stone at Sugarloaf Hill in South Australia's ...
Phys.org / The oldest evidence of mourning rituals reveals Paleolithic communities grieved like we do
Roughly 27,500 years ago, a 15-year-old boy was brutally mauled by a bear in Arene Candide in what is now Liguria, Italy. The attack tore through his jaw, neck and left shoulder. He was dying, but he was not alone in his ...
Medical Xpress / Mixed messages: Why media advice about teen sleep can leave parents fatigued
Many of us are now all too familiar with media headlines telling us how to sleep better.
Medical Xpress / Thirty years later: A reappraisal of Alzheimer's disease risk in Japanese APOE-e4 homozygotes
Researchers at Niigata University have conducted the first comprehensive reappraisal in nearly 30 years of the risk of Alzheimer's disease (AD) associated with APOE-e4 homozygosity (e4*4) in the Japanese population. Their ...
Phys.org / Language-based screeners may miss kids who struggle to read due to visual-processing issues
Reading difficulties, like dyslexia, are common and often affect achievement and outcomes during school and later in life. A new study, published in Current Biology, reports that current methods used to test for reading disabilities ...
Phys.org / When a pool or pond turns green with algae, don't reach for chemicals—nature has better solutions
When the Lincoln Memorial Reflecting Pool turned green with algae just days after a US$15 million renovation, the U.S. government scrambled for chemicals and expensive technical solutions to fix the iconic landmark.
Phys.org / Exposure to violence contributes to high rates of suicidal thoughts and attempts among transgender people
A new analysis from the Williams Institute at UCLA School of Law of the 2022 U.S. Transgender Survey data finds that among respondents ages 16 and older, 39% reported serious suicidal thoughts in the year before the survey ...
Phys.org / A large, harmless asteroid will zip past Earth this weekend
A large asteroid will zip past Earth this weekend, but don't worry: It poses no danger.
Tech Xplore / 'One-time opportunity': South Korea bets big on AI boom
Huge demand for the components that power artificial intelligence presents South Korea with an opportunity to bolster its chip industry against rivals such as China, analysts say.
Phys.org / Unknown 4,000-year-old stone circle in Belfast uncovered by archaeologists
Archaeologists have uncovered an unknown stone circle that dates back at least 4,000 years to the Late Neolithic or Early Bronze Age and was most likely used for ritual activities.
Medical Xpress / Melatonin can be a safe and effective sleep aid for all ages but improper dosing leads to real harms
Melatonin—a go-to sleep aid for kids and adults alike in many households in America—continues to create media buzz, with conflicting messages that leave people uncertain about its safety.
