Drug works with the body’s immune system to clear amyloid protein buildup from the brainThe US Food and Drug Administration (FDA) has approved Lecanemab, a breakthrough drug to treat Alzheimer’s, that is manufactured by biotechnology companies Biogen and Eisai.The drug is an intravenously administered humanized monoclonal antibody that targets amyloid, the toxic protein in the brain linked to...

Memorial spaceflights offer people in New Zealand a new way to say goodbye, sending tokens holding their ashes into orbitOn 19 January, Keryn Townsley will be hoping for a clear night sky. Her family will gather at their home in Wellington, New Zealand, to watch a live stream of a rocket launching in the US – a tradition they have observed many times in the past. But this time will be different....

Research finds secret of durability of buildings such as the Pantheon could be in the techniques used at the timeThey have stood through the fall of an empire, the carnage of great wars and the foundation of a new country. But quite why structures made using Roman concrete are so durable has remained something of a mystery.Now researchers say they have discovered one possible explanation: the...

Facility in France still far from being able to show feasibility of generating carbon-free energy despite recent breakthrough in USAn international project in nuclear fusion may face years of delays, its boss has said, weeks after scientists in the United States announced a breakthrough in their own quest for the coveted goal.The International Thermonuclear Experimental Reactor (Iter) project...

Humanity is now a ‘geological superpower’ and declaring a new epoch is critical to tackling its impact, scientists sayExactly where and when did the Anthropocene begin? Scientists are attempting to answer this epochal question in the coming months by choosing a place and time to represent the moment when humanity became a “geological superpower”, overwhelming the natural processes that...