Ancient bacterium discovery rewrites the origins of syphilis
Treponema pallidum bacteria cause diseases including syphilis Science Photo Library / Alamy Traces of a bacterium related to syphilis have been found in a bone
Why a tool-using cow could change how we see farm animals
Veronika the cow is the first recorded non-primate mammal to demonstrate flexible, multi-purpose tool use Antonio J. Osuna Mascaró A few years ago, during a
Meat may play an unexpected role in helping people reach 100
You might not have to ring in your 100th birthday with a dairy-free, egg-free cake Xinhua/Shutterstock Longevity pioneers like Bryan Johnson are going to extreme
The hunt for where the last Neanderthals lived
Neanderthals often found refuge in caves GREGOIRE CIRADE/SCIENCE PHOTO LIBRARY This is an extract from Our Human Story, our newsletter about the revolution in archaeology. Sign
Sinking trees in Arctic Ocean could remove 1 billion tonnes of CO2
Trees floating towards the Arctic Ocean Carl Christoph Stadie/The Alfred Wegener Institute Cutting down swathes of boreal forest and sinking the trees into the depths
Exercise may relieve depression as effectively as antidepressants
Exercise can form part of an effective treatment for depression Neil Lang/Shutterstock Many of us experience a mood-boost after exercise, and now an updated review
Fossil analysis adds to debate over how earliest known hominin walked
Sahelanthropus fossils (centre) compared with a chimpanzee (left) and a human (right) Wiliams et al., Sci. Adv. 12, eadv0130 A long-running and bitterly fought dispute
Physicists are uncovering when nature’s strongest force falters
The STAR detector at the Relativistic Heavy Ion Collider BROOKHAVEN NATIONAL LABORATORY We are getting closer to understanding when the strong nuclear force loosens its
Pig liver transplant into a living person edges it closer to the norm
Surgeons carrying out the pig liver transplant at the First Affiliated Hospital of Anhui Medical University, China, in May 2024 Xianfu Lu Transplanting organs from
Your happiness in life may not be U-shaped – here’s how it could vary
Our happiness levels are not constant throughout our lives Ippei & Janine Photography/Getty Images The commonly held belief that happiness follows a U-shaped curve –