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Daniel Lawler AFP

Much-hyped Alzheimer's drugs do not help patients, review finds

Much-hyped Alzheimer's drugs do not help patients, review finds

Drugs once hailed as a breakthrough in the fight against Alzheimer's disease do not meaningfully help patients, a major review found Thursday, however some experts criticised the research. The review by the Cochrane organisation -- which is considered the gold standard for analysing existing evidence -- looked at drugs that

Norwegian effectively cured of HIV after transplant from brother

Norwegian effectively cured of HIV after transplant from brother

A Norwegian man has been effectively cured of HIV after receiving a stem cell transplant from his brother, doctors announced on Monday. The patient's brother happened to carry a rare, virus-blocking genetic mutation. The 63-year-old man, dubbed the "Oslo patient", is the latest

Lost in space: Sperm struggles to navigate during weightless sex

Lost in space: Sperm struggles to navigate during weightless sex

Scientists have used a tiny plastic "obstacle course" to test how much sperm would struggle to navigate during sex in the weightlessness of space. Some particularly resilient sperm still made it through the course, suggesting that conceiving children in space will still be possible, according to research published

Mammals cannot be cloned infinitely, mice study discovers

Mammals cannot be cloned infinitely, mice study discovers

There is a limit on how many times a mammal can be cloned before suffering "mutational meltdown", Japanese scientists have discovered, after making 1,200 clones over two decades that started off with a single mouse. The 58th generation of mice did not survive, establishing for the first

Rocket re-entry pollution measured in atmosphere for first time

Rocket re-entry pollution measured in atmosphere for first time

When part of a SpaceX rocket re-entered Earth's atmosphere exactly a year ago, it created a spectacuglar fireball that streaked across Europe's skies, delighting stargazers and sending a team of scientists rushing towards their instruments. The German team managed to measure the pollution the rocket&

Laser-written glass can store data for millennia, Microsoft says

Laser-written glass can store data for millennia, Microsoft says

Thousands of years from now, what will remain of our digital era? The ever-growing vastness of human knowledge is no longer stored in libraries, but on hard drives that struggle to last decades, let alone millennia. However, information written into glass by lasers could allow data to be preserved