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New nanoparticles make hidden chemical differences light up
Science

New nanoparticles make hidden chemical differences light up

Engineers at the University of Toronto have developed a new type of dye-sensitized nanoparticle that can detect chemicals at extremely low concentrations while also telling apart molecules that are nearly identical in sh…

Scientists opened a sealed envelope after 10 years. Gravity still didn’t make sense
Science

Scientists opened a sealed envelope after 10 years. Gravity still didn’t make sense

For 10 years, physicist Stephan Schlamminger had been chasing one of the most stubborn numbers in science. Now, after a decade of experiments, corrections, and painstaking analysis, the answer was sitting inside a sealed…

Ancient DNA reveals how plague kept returning for 400 years after the Black Death
Science

Ancient DNA reveals how plague kept returning for 400 years after the Black Death

The Black Death is best known for the catastrophic wave of plague that swept through Europe between 1347 and 1353, killing millions of people. But the disease did not vanish once that initial disaster passed. Plague retu…

A 66-million-year-old tooth reveals T. rex was nearly as warm as a human
Science

A 66-million-year-old tooth reveals T. rex was nearly as warm as a human

For more than a century, scientists have tried to reconstruct the biology of Tyrannosaurus rex from bones, teeth, footprints, and other traces left behind more than 60 million years ago. Fossils discovered as far north a…

Einstein’s “spooky action” just survived one of physics’ most extreme tests
Science

Einstein’s “spooky action” just survived one of physics’ most extreme tests

Physicists at the University of Oxford have helped demonstrate that one of quantum physics' strangest phenomena, quantum entanglement, can persist even among some of the heaviest and shortest-lived particles ever produce…

Hurricane Hunters reveal 4 warning signs that a storm is about to strengthen
Science

Hurricane Hunters reveal 4 warning signs that a storm is about to strengthen

Tropical cyclones generally need to become vertically organized before they can grow much stronger. That means the storm's rotating centers at different levels of the atmosphere must line up rather than remain tilted awa…

Hidden gut defect that may explain why IBD keeps coming back
Science

Hidden gut defect that may explain why IBD keeps coming back

Researchers have identified early molecular warning signs of inflammatory bowel disease that may appear before symptoms and remain active even when patients seem to be doing well. The study, led by WEHI in partnership wi…

A deadly ebola relative is surging after years in the shadows
Science

A deadly ebola relative is surging after years in the shadows

A growing outbreak of the rare Bundibugyo virus in the Democratic Republic of Congo is drawing attention to a broader problem in global health: how to prepare for dangerous diseases that appear only rarely but can still …

Mum's viral barefoot race sparks debate over India's education crisis
Science

Mum's viral barefoot race sparks debate over India's education crisis

Rambai Ranveer took on a 3km sprint, hoping to win enough prize money to buy books for her daughter Despite having no training, or even a pair of running shoes, Ramabai Ranveer sprinted barefoot to victory in her first-e…