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Trees cool the land surface temperature of cities by up to 12°C

Ma, 23/11/2021 - 17:00
An analysis of satellite data from 293 cities in Europe has found that trees have a big cooling effect while other green spaces don't

Covid-19 news: Unvaccinated have 14 times greater risk of covid death

Ma, 23/11/2021 - 14:37
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

New Australopithecus sediba bones suggest extinct hominin was bipedal

Ma, 23/11/2021 - 14:00
The discovery of new Australopithecus sediba fossils mean we can now reconstruct most of the spine of one individual, and strengthen the case that the species was bipedal at least some of the time

NASA’s DART mission will try to deflect an asteroid by flying into it

Ma, 23/11/2021 - 12:56
The Double Asteroid Redirection Test (DART) mission is scheduled to launch on 24 November and will smash into the asteroid Dimorphos

Why green energy firm Bulb's collapse is not a big blow for renewables

Ma, 23/11/2021 - 10:56
Bulb’s collapse may not directly affect the amount of investment flowing into new UK renewable projects, but is nonetheless a bad look for such a high profile green energy firm to fail.

Octopus-inspired camouflage fabric can change colour to blend in

Lu, 22/11/2021 - 21:00
A material made with layers that have different tensions wrinkles when heated, which can be used to reflect light such that an object matches its surroundings

Astronomers have found a second trojan asteroid sharing Earth’s orbit

Lu, 22/11/2021 - 17:30
An Earth trojan is an asteroid that shares our planet’s orbit around the sun, moving just ahead of or behind our planet – and astronomers have now discovered that we have two

How do humans affect the nitrogen cycle?

Lu, 22/11/2021 - 15:56
How modern life is causing catastrophic changes to the delicate balance of nitrogen in the air

UK visa scheme for prize-winning scientists receives no applications

Lu, 22/11/2021 - 15:44
Exclusive: A fast-track visa route for Nobel prize laureates and other award-winners in science, engineering, the humanities and medicine has failed to attract any applicants

What we know so far about AY.4.2 and other new coronavirus variants

Lu, 22/11/2021 - 15:04
The delta variant could be overtaken by AY.4.2, a more transmissible coronavirus variant that may be less likely to cause symptoms, while another variant from central Africa is being closely monitored

Covid-19 news: Austria goes back into lockdown

Lu, 22/11/2021 - 14:05
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

Milk allergy could be treated with gradual exposure to baked milk

Do, 21/11/2021 - 09:00
Children who were gradually exposed to baked milk powder learned to tolerate higher doses in a small clinical trial

New plastic made from DNA is biodegradable and easy to recycle

Sa, 20/11/2021 - 09:00
A plastic made from DNA and vegetable oil may be the most sustainable plastic developed yet and could be used in packaging and electronic devices

Body odour chemical makes men calmer but women more aggressive

Ve, 19/11/2021 - 20:00
A chemical called hexadecanal that is emitted from skin, breath and faeces has no scent but exposure to it can influence people’s behaviour

Response to anaesthetic can predict if people will recover after coma

Ve, 19/11/2021 - 17:29
In a first small test, the brainwaves of people with impaired consciousness changed in a characteristic way when given an anaesthetic, showing whether they were likely to recover

Wikipedia tests AI for spotting contradictory claims in articles

Ve, 19/11/2021 - 16:36
Artificial intelligence can be used to scour the crowdsourced encyclopedia for contradictory information and flag it to human editors

A radical cryptocurrency experiment nearly bought the US Constitution

Ve, 19/11/2021 - 11:32
A project called ConstitutionDAO tried to use the technology behind cryptocurrencies to buy one of the extremely rare surviving original copies of the US constitution

Cancer cells steal energy-generating parts from immune cells

Gi, 18/11/2021 - 21:00
Cancer cells use tiny tubes to reach out to nearby immune cells and capture their energy-generating mitochondria

Strange quantum effect predicted 30 years ago has now been observed

Gi, 18/11/2021 - 20:00
Pauli blocking, a quantum phenomenon that makes a dense quantum gas suddenly turn transparent, has now been observed in three independent experiments

Analysis of earliest covid-19 cases points to Wuhan market as source

Gi, 18/11/2021 - 20:00
A fresh look at what we know about the first covid-19 cases shows that the earliest known instance was in a person who worked at the Huanan market in Wuhan, which was suspected as the source from the start of the pandemic