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The Americas have become the biggest covid-19 hotspot with almost half of all the world's cases, but some countries in the region have found strategies to buck the trend

Rats fed a sugar syrup early in life develop an unusual gut microbiome that seems to worsen the rodents’ memories by changing the way their brains work

Queen Anne’s Revenge, the flagship of the notorious pirate Blackbeard, ran aground in 1718 and was abandoned by its crew. A new analysis says this may have been done on purpose

Astronomers have discovered four circles of radio waves in space, but have no explanation for their origin. We don't even know how big or far away they are

The gut bacteria in some people have acquired genes for digesting seaweed fibres in a transfer from marine bacteria. We don't know what effect this has on health, but it could be harmful

Many of the people behind world-changing medical discoveries wouldn't have got into medical school by today’s standards, thanks to poor grades or misbehaving

Fish are at a far greater risk from climate change than previously thought, after researchers showed embryos and spawning adults are more susceptible to warming oceans

White-throated sparrows normally end their song with repeated triplets, but a new song ending in repeated double notes has been sweeping a population in Canada

Good news for fans of zombie movies and people with an interest in the dark side of life: they may be more psychologically resilient to the covid-19 pandemic

Windows filled with water rather than argon gas could save energy in most of the world, partly because they can provide a cheap source of hot water

A computer simulation found a pentagon-shaped carbon molecule that would be as hard as diamond and could tolerate temperatures of almost 4000°C without breaking down

We once thought Mars had canals built by an advanced society. We've come a long way since then, but there is still much to discover, finds Leah Crane

The drop in carbon emissions due to coronavirus lockdowns won’t last. But as we rebuild, we have a unique opportunity to make the structural changes required to hit net-zero targets, says Corinne Le Quéré

Unusual methods of online protest have sprung up recently, and it’s become harder to tell what’s real and what’s not, says Annalee Newitz

Dark matter must exist, but has evaded all attempts to find it. Now comes our boldest plan yet – sensing its minuscule gravitational force as it brushes past us

The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic

The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic

The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic

Between 2016 and 2018, there was a sharp rise in the area of forest felled in countries across Europe, perhaps to feed demand for wood-based products

When a laser beam shines through a membrane made of simple household soap, it branches in a strange and unexpected way that could help us understand the cosmos