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A survey of 100 commercial foods for dogs and cats revealed that PFAS chemicals appear in numerous brands and types, with fish-based products among those with the highest levels ...

Colliding galaxies can create a beam of focused microwave radiation known as a maser, and astronomers have discovered the brightest one ever seen ...

New insights into the causes of migraine is prompting a fresh look at a drug target that was sidelined 25 years ago ...

Planet K2-18b, an apparent water world 124 light years away, has been seen as a promising location in the search for aliens, but telescopes on Earth failed to pick up any radio transmissions ...

We've been missing an important contributor to ageing, says columnist Graham Lawton. Ultra-processed foods are known to be associated with many chronic health problems, but studies have now shown they may also speed up ageing ...

Spinosaurs have sometimes been portrayed as swimmers or divers, but a new species of these dinosaurs bolsters the idea that they were more like gigantic herons ...

After a Falcon 9 rocket stage burned up in the atmosphere, vaporised lithium and other metals drifted over Europe. This growing type of pollution could destroy ozone and form climate-warming clouds ...

An exotic type of dark matter could explain some of the characteristics of our galaxy's central supermassive black hole, but many cosmologists are leery of the idea ...

Symbiotic bacteria living inside insect cells have lost much of their DNA over hundreds of millions of years, much like the ancient microbes that evolved into mitochondria ...

Antibodies harvested from the blood of paediatricians are up to 25 times better at protecting against the common respiratory infection RSV than existing antibody therapies, and are now being developed as preventative treatments ...