Science

In recent years, scientists have been starting to ask themselves this question: What if Alzheimer's disease isn’t simply a disease of the brain? It certainly has always seemed to be. The defining feature of Alzheimer's—the most common form of dementia, affecting millions of people worldwide—is the buildup of proteins that cause amyloid plaques and tau tangles in

Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. “By definition, invasive species are harmful in some regard,” says Jacob Barney, a professor of invasive plant ecology at Virginia Tech University. So when we eat them, he adds, “we turn that harm into something positive.” Although just how

Image Source: FreeImages ‍ Stem cell research is revolutionizing the way we understand and treat diseases. Stem cells are undifferentiated, meaning they have the ability to...

Dogs can detect cancer by smell, according to a new study in which trained dogs identified hemangiosarcoma, an aggressive blood-vessel cancer, in blood samples. Cancer is a leading cause of death in both humans and pets, and hemangiosarcoma is among the most lethal cancers affecting dogs. In double-blinded tests, the dogs correctly identified cancer-positive samples

Chemotherapy is widely known to damage the lining of the intestines. While this effect is often treated as a localized problem, the consequences extend beyond the digestive tract. When the intestinal lining is injured, the availability of nutrients inside the gut changes, forcing resident bacteria to adapt to a new environment. Researchers found that damage

January 25, 2026 4 min read Add Us On Google Add SciAm Socializing at a young age helps to develop greater diversity in children’s microbiomes, according to an analysis of baby-to-baby transmission of gut bacteria By Chris Simms & Nature magazine StockPlanets/Getty Images A large proportion of a baby’s developing microbiota comes from their peers

Kvantdatorer kräver extremt låga temperaturer, men störande brus från dagens kylsystem får den känsliga kvantinformationen att kollapsa. Nu har forskare använt bruset för att driva ett minimalt ”kvantkylskåp” som kan styra värme och energi med hög precision. Kvantteknologi väntas på sikt kunna få stor betydelse för områden som läkemedelsutveckling, artificiell intelligens, logistik och säker kommunikation.

Bruce Runnegar with the fossil he found while visiting a quarry with school friends in 1958. The University of Queensland Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent six days a week. In 1958, an Australian teenager named Bruce Runnegar uncovered a mysterious dinosaur footprint during a visit to a quarry

The Red Sea liveaboard vessel M/Y Heaven Saphir has announced its FAM trip for early spring 2026. The trip will take place between March 19 and 26, 2026. The itinerary will cover some of the best dive sites in the Red Sea, including The Brothers and Safaga. Features of the M/Y Heaven Saphir include: Accommodation

A Chinese personal safety app called Are You Dead? — recently rebranded as Demumu — has gone viral in recent weeks, attracting widespread media attention. Behind its sudden popularity lie deeper social transformations, including demographic shifts and changing personal and family relationships. At the same time, demand is growing for trust-based, non-medical, easy-to-use care networks