Alien: Earth adds surprisingly good TV dimension to veteran sci-fi 10. September 2025 (20:00) After fifty years of books, games and movies, what more could the Aliens franchise deliver? An inventive TV show, with fresh monsters and new heroes, finds our TV critic Bethan Ackerley(New Scientist)
How to pick the right fertiliser for all your different plants 10. September 2025 (20:00) There are three key nutrients that all plants need – nitrogen, phosphorous and potassium – but in different amounts. So finding fertiliser that suits all your plants might seem tricky, but there is a simple solution, says James Wong(New Scientist)
Telling incoming aliens from space rocks… on a scale of 1 to 10! 10. September 2025 (20:00) Feedback is mystified by a new way to assess interstellar visitors and the risks they pose, be they lumps of ice or alien craft. Just pray they don’t top out on the Loeb Scale(New Scientist)
We evolved to match local micronutrient levels, which may be a problem 10. September 2025 (18:00) Most human populations evolved to cope with low or high local levels of micronutrients such as zinc, but these localised adaptations might now be problematic because we travel more than our ancestors did(New Scientist)
Gravitational waves finally prove Stephen Hawking's black hole theorem 10. September 2025 (18:00) An exceptionally loud collision between two black holes has been detected by the LIGO gravitational wave observatory, enabling physicists to test a theorem postulated by Stephen Hawking in 1971(New Scientist)
NASA hasn't found life on Mars yet – but signs are promising 10. September 2025 (18:00) A rock found last year on the surface of Mars offered tantalising evidence that life once existed on the Red Planet. Now scientists have found yet more evidence that could point to the existence of ancient organisms – but we can't know for certain without returning samples to Earth(New Scientist)
Which perimenopause treatments actually work? 10. September 2025 (18:00) For women going through perimenopause, there is no shortage of advice on how to deal with the symptoms – but which strategies show real results, and which are social media hype?(New Scientist)
Asteroid Ryugu once had liquid water flowing through it 10. September 2025 (18:00) Samples retrieved from asteroid Ryugu indicate that it once had flowing water in far greater volumes than previously thought possible, suggesting that similar objects may have played a role in delivering vast quantities of water to Earth(New Scientist)
Iridescent mammals are much more common than we thought 10. September 2025 (02:01) It has long been claimed that only one mammal – the golden mole – has fur that shimmers with rainbow colours, but it now turns out that at least a dozen more mammals have iridescent fur too(New Scientist)
