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Phys.org / Roman cup unearthed in Spain may have been a keepsake representing a soldier's time at the Hadrian Wall

Archaeologists recently analyzed a broken, decorative cup found unexpectedly on a Spanish farm. The cup appears to represent Hadrian's Wall—a place 2,000 miles away—and a time period almost 2,000 years ago. The new study, ...

Apr 29, 2026
Medical Xpress / Why this CAR T advance matters: Complete remissions without chemotherapy at doses as low as 250,000 cells/kg

Stem-cell memory T (TSCM) cells are a rare subset of immune cells with the ability to self-renew, persist long term, and mount potent anti-tumor responses. These properties make them an attractive candidate for next-generation ...

Apr 30, 2026
Phys.org / Buried in soil, a 100-million-year-old bacterial toxin could reshape pest control and antibiotic discovery

In every backyard, park, and playground on Earth, the ground is teeming with a type of bacteria called Streptomyces—one of the most abundant organisms on the planet. While these dirt-dwelling microbes are known for producing ...

Apr 30, 2026
Phys.org / Lithium in the Appalachians could replace imports for a century or more, estimates suggest

The southern Appalachians hold an estimated 1.43 million metric tons of lithium oxide, concentrated in the Carolinas, and the northern Appalachians hold an estimated 900,000 metric tons, concentrated in Maine and New Hampshire, ...

Apr 30, 2026
Medical Xpress / Scientists recruit red blood cells to deliver genetic cargo with instructions to kill cancer

Scientists have developed a way to turn the body's own immune cells into cancer-fighting agents—without removing them from the body—by using red blood cells to deliver genetic instructions. Current CAR (chimeric antigen receptor) ...

Apr 29, 2026
Tech Xplore / What skills do people need to successfully program with AI?

The new trend of "vibe coding" allows people to program software without writing a single line of code. Now, a new study by ETH Zurich published in the Proceedings of the 2026 CHI Conference on Human Factors in Computing ...

Apr 30, 2026
Phys.org / One overlooked mineral may have quietly powered a crucial step toward life on early Earth

Manganese dioxide can convert amino acids into hydrogen cyanide (HCN) without requiring methane, a finding that solves a long-standing puzzle about the origin of this key prebiotic molecule on early Earth. Although HCN is ...

Apr 30, 2026
Phys.org / Oldest burial in Patagonia reveals early human settlement along South America's Atlantic coast

The peopling of South America has long been debated, with various routes proposed for how they spread across the subcontinent. However, routes along the Atlantic coast were typically much younger than their Pacific counterparts, ...

Apr 29, 2026
Phys.org / A hidden food boom across Central Africa is pushing wildlife and rural diets toward a precarious edge

The total annual biomass of wild meat consumed across Central Africa has increased from an estimated 0.73 million metric tons in 2000 to 1.10 million metric tons in 2022. This increase is threatening wildlife populations ...

Apr 30, 2026
Phys.org / Captured mid-reaction, RNA polymerase reveals universal blueprint for gene transcription

The enzyme RNA polymerase (RNAP) carries out transcription, copying DNA into RNA. It's the first step in gene expression, and a process fundamental to all life. But the inner workings of this essential enzyme have long baffled ...

Apr 30, 2026
Science X / Snowball Earth may hide a far stranger climate cycle than anyone expected

During the Sturtian glacial period during the Neoproterozoic Era, Earth underwent periods of global glaciation, which have been described as either "Snowball" and "Slushball" Earth scenarios. In Snowball Earth models, the ...

Apr 28, 2026
Medical Xpress / For 30 years, doctors chased the wrong immune culprit behind this rare inflammatory disease

Researchers at the Garvan Institute of Medical Research have uncovered a critical mechanism driving inflammation in mevalonate kinase deficiency (MKD), a rare but devastating autoinflammatory disorder. The study, published ...

Apr 30, 2026