Category: Science & Tech

Human drug use began millennia earlier than believed Researchers examined the teeth of two ancient hunter-gatherers from Sulawesi, Indonesia, dating back as far as 25,000 years, and found unusual, deep grooves in the teeth caused by sucking on betel nuts. Chemical analyses confirmed the presence of arecoline, the main stimulant in betel nuts, suggesting these...

The world’s most common childhood disability, cerebral palsy, has long been associated with birth complications like premature birth, infection, lack of oxygen, and perinatal stroke. But population studies suggest those factors account for only a fraction of cases. To fill this diagnostic void, modern medicine has routinely turned to gene sequencing to hunt for a...

For most of history, menstrual blood has been dismissed as biological waste. But emerging research is now recasting this material as a goldmine for non-invasive diagnostics and regenerative medicine. Its potential applications are surprisingly broad, ranging from innovative cervical cancer screenings to advanced cartilage repair. Much like saliva or blood plasma, menstrual fluid is rich...

In what is quickly becoming an explosive controversy in mathematics, a potential solution to one of the field’s greatest open questions has been overshadowed by allegations of espionage and unethical academic work. Over the previous 48 hours (as on September 9 morning IST), the mathematical community has been rocked by claims that OpenAI leveraged its...

The European Space Agency (ESA) will be holding discussions with the Indian Space Research Organisation (ISRO) on co-operation in human space flight and lunar exploration, during the International Space Summit in Paris, which gets underway on September 9. A high-level delegation from India is in Paris to take part in the International Space Summit. Josef Aschbacher, ESA...