New Scientist

Condividi contenuti New Scientist - Home
New Scientist - Home
Aggiornato: 25 min 49 sec fa

Orcas are spreading further into the Arctic Ocean as sea ice melts

Gi, 02/12/2021 - 23:35
Orcas – also known as killer whales – used to be unusual visitors to the Arctic Ocean off Alaska, but they are becoming more common there, which might be bad news for local ecosystems

Rare mutation in Old Order Amish people linked to lower heart disease

Gi, 02/12/2021 - 20:00
A genetic mutation may cause lower levels of cholesterol and a blood clotting protein associated with heart disease, and the hope is to design drugs that have the same effect

Extremely dense planet with an enormous iron core has an 8-hour year

Gi, 02/12/2021 - 20:00
A small, dense planet found using the Transiting Exoplanet Survey Satellite is similar to Mercury, with what seems to be an enormous iron core and temperatures above 1400°C

Small Jupiter-like planets hint we need to rethink how gas giants form

Gi, 02/12/2021 - 17:00
We thought young gas giant planets would be large and low-density, but the gas giants around a star that is just 20 million years old don’t fit this model

Sun-like stars may go through brighter phases as they grow up

Gi, 02/12/2021 - 16:08
Computer modelling supports the idea that nascent stars brighten dramatically during growth spurts, which could explain an astrophysical mystery

Impossible Foods in talks with UK farmers to swap livestock for trees

Gi, 02/12/2021 - 15:16
Exclusive: Pat Brown, chief executive of the plant-based meat firm, wants pilot to show economic and climate change benefits of taking farmland out of cattle and sheep production to lock up carbon

Covid-19 news: Omicron linked to sharp rise in cases in South Africa

Gi, 02/12/2021 - 13:00
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

Humans have been relatively short for thousands of years

Gi, 02/12/2021 - 12:18
Until around 150 years ago, humans were relatively short – but our recent growth spurt may have more to do with social factors than dietary ones

Guano doping: Can a dash of bird poo make graphene great again?

Me, 01/12/2021 - 20:00
The foul-smelling futility of co-doping two-dimensional carbon, plus optimal moose tessellation and passing through two doors at once, in Feedback’s weekly round-up

Methane's climate impact was just one truth finally accepted at COP26

Me, 01/12/2021 - 19:00
At the COP26 summit, the world officially acknowledged climate science, particularly in relation to methane. But it has taken decades to get to this point and we have a long way still to go

It’s time to tuck your plants into a compost bed for winter

Me, 01/12/2021 - 19:00
Like your gut bacteria, the microorganisms in your soil need nurturing, so give them a helping of organic matter, says Clare Wilson

Why the myth of 'wilderness' harms both nature and humanity

Me, 01/12/2021 - 19:00
Humans have affected every aspect of life on Earth – from hunting prehistoric beasts to changing the climate – and the illusion that pristine nature still exists undermines our efforts to make a better world, says environmental writer Emma Marris

Hubble takes amazing photos of the Prawn Nebula and a newborn star

Me, 01/12/2021 - 19:00
When clouds of dust and gas collapse to form new stars, the light show is a wonder to behold, as the latest Hubble photos reveal

Hawaiian Soul review: An inspiring tale of environmental activism

Me, 01/12/2021 - 19:00
An uplifting film tells the story of how George Jarrett Helm Jr became a leading voice in a movement for environmental and Indigenous rights in Hawaii

Plastic food packaging gets a bad rap, but does it always deserve it?

Me, 01/12/2021 - 19:00
When you look at the research evidence, it soon becomes clear that calls to ban all plastic wrap on fresh fruit and veg could do more harm than good

Is our solar system a cosmic oddity? Evidence from exoplanets says yes

Me, 01/12/2021 - 19:00
When we started finding planetary systems around other stars we thought many of them would be like ours. We’ve now found hundreds – and it’s so far, so wrong

The best books of 2021 - New Scientist’s Christmas gift guide

Me, 01/12/2021 - 19:00
Here is New Scientist's pick of the science and sci-fi books from 2021 that will keep you entertained over the holiday season

DeepMind AI collaborates with humans on two mathematical breakthroughs

Me, 01/12/2021 - 17:00
Humans and AI working together can reveal new areas of mathematics where data sets are too large to be comprehended by mathematicians

Fossil footprints hint at mystery hominin with unusual walking style

Me, 01/12/2021 - 17:00
A set of 3.7-million-year-old footprints were initially thought to have been left by a bear walking upright, but have now been reinterpreted as the prints of an unidentified hominin that walked a little bit like a modern catwalk fashion model

New species of armoured dinosaur had a tail shaped like a fern frond

Me, 01/12/2021 - 17:00
Stegouros elengassen, unearthed in Chile, had a strange flattened tail that looked like a fern frond – a feature never seen before in an ankylosaur dinosaur