New Scientist

Single-celled organisms called archaea can become multicellular when compressed, highlighting the role of physical forces in evolution

Rival tribes of bacteria armed with poison darts are fighting it out in your gut, with armies of traitors often winning the day

For nervous newbie gardeners, starting out with a single plant in a small pot is pitched as an easy win by the horticultural industry. James Wong explains why it isn't

The books, TV, games and more that New Scientist staff have enjoyed this week

Animals that hibernate need a way to keep their blood flowing as their body temperature drops, and it seems that the mechanical properties of red blood cells may be key

The oriental hornet shows no ill effects – or behavioural changes – when it spends a week drinking an 80 per cent alcohol solution

Not all winged dinosaurs were necessarily capable of full flight, but this anatomical feature may have enabled them to travel further by flapping or gliding

A mouse's tumours, scales from a butterfly's wings and a smiling cross-section of a bracken fern are some of the incredible images from the Nikon Small World photography competition

The natural motors that power tail-like appendages in bacteria seem to have a single evolutionary origin, allowing parts from different species to be combined to create a tiny new engine

Colossal, a US firm that is aiming to revive lost species such as the woolly mammoth, says it now has a near-complete genome of the extinct thylacine

Dolphins in the Gulf of Mexico have tiny bits of plastic in their breath, and this is probably a worldwide problem

Britain should be too cold for the invasive Aesculapian snake to survive, but it is thriving by exploiting the warmth of attics, wall cavities and compost heaps

During a fight between two male mice, one will often run to a female mouse to distract their aggressor, a bait-and-switch strategy that could help abate social conflicts

Puppies that are raised in someone's home seem to benefit from that extra human interaction, by asking for help at a younger age than those brought up in kennels

A group of frogs from Madagascar have mating calls that sound like Star Trek sound effects – now their species names honour captains from the series

Evolutionary molecular biologist Beth Shapiro on the hunt for ancient DNA and her groundbreaking de-extinction and environmental mission  

Nearly 6000 species and subspecies of earthworms have been identified by scientists – but the true number could top 30,000

Ancient volcanic rock from South Africa has been found to harbour primitive bacteria, which may shed light on some of the earliest forms of life on Earth

A new book from the science-writing legend is an Attenborough-esque romp through some of the wonders of the natural world. Just beware the title's misfiring metaphor

Kew scientists use paramotorists to collect rare plant species from Peruvian desert oases