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42 notícias encontradas para "webs"
This tiny Australian spider uses a high‑powered web catapult to trap and eat aggressive an
This tiny Australian spider uses a high‑powered web catapult to trap and eat aggressive an
There's more than one way a spider can spin its web. Some construct large vertical orb webs, while others build horizontal sheet webs or tangled cobwebs that ensnare crawling insects.
Sponges may cut methylmercury contamination in marine food webs by more than 50%
Marine sponges may play an important, previously underestimated role in reducing methylmercury contamination in marine food webs. In a new modeling study, researchers at Helmholtz-Zentrum Hereon showed that sponges can significantly influence the spread of this environmental toxi
‘British food will disappear’: trade deal after Brexit is hitting UK farmers hard
‘British food will disappear’: trade deal after Brexit is hitting UK farmers hard
Home-grown food may become a niche product for wealthy in our supermarkets as British farmers’ incomes plummetFor Liz Webster, who farms 647 hectares (1600 acres) in Wiltshire, south west England, the latest impact of Brexit has been particularly brutal. About £400 per animal has
Decline in plankton across Northeast Atlantic sends stark warning for ocean health
Microscopic plankton are among the most important organisms on Earth. Phytoplankton produce around half of the oxygen we breathe, while plankton as a whole underpin marine food webs, support fisheries, help regulate carbon and sustain life across the ocean.
Warming can shift freshwater crustaceans to a 'greener' diet
Climate change is not only warming our lakes and rivers, it is also changing what invasive species eat. A new experimental study published in Limnology and Oceanography Letters shows that temperature-driven diet shifts in an invasive crustacean could alter its ecological role in
Not cool: the air conditioning scams offering fake deals in the heatwave
By using websites copied from stores such as Aldi, fraudsters hope hot and bothered buyers will miss the red flagsWith the UK heatwave expected to increase temperatures over the next week, you decide to invest in an air conditioning unit. But they are expensive, and stocks are ru
Storms impact the architecture of webs and the survival of spiders
In the dense forests of the Ecuadorian Andes, the survival of a spider relies not only on its ability to prey on insects but also on its capacity to resist a threat coming from the skies. A new study revealed that the heavy rainfall that hits the region acts as an "ecological fil
Foto: Jeffry Surianto / Pexels
Caddisfly silk gene evolves quickly without losing adhesive power
Caddisflies are among nature's master underwater builders, capable of spinning sticky silk that they use to form protective cases and webs in freshwater streams. Scientists like the University of Utah's Russell Stewart have long studied this bioadhesive material in the hope of us
What is 'social media'? Study highlights public confusion about the term
What is 'social media'? Study highlights public confusion about the term
Research from Aston University has shown that the public has no clearly accepted definition for the term "social media" or agreement about which websites and platforms are classified as such.
Foto: Ferran Petit / Pexels
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The scary rise of locksmith scams: ‘I was shut out with my baby – and charged £2,200 to get back in’
In the UK, these scams have become an epidemic, rising 147% between January and March, compared with the same time last year. Why are they suddenly so common? And what can you do if you’re charged thousands for a quick, easy job?Sarah was alone in her flat with her three-month-old baby when a man put a card machine in her face and demanded she pay £2,209. A few hours earlier Sarah, 30, had been for a walk with her daughter when it dawned on her that she had left her keys at home. She d
Foto: Pixabay / Pexels
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I investigated Palantir’s foothold in the British state – and what I found should worry us all | Peter Geoghegan
Paid-for political access and threadbare regulations have helped to embed the US tech firm in the NHS – and beyond. But there is a way to free ourselvesAndy Burnham faces a lot of big decisions. But one of the incoming prime minister’s biggest early tests is what he does about the world’s “scariest company” – Palantir. The US defence and surveillance tech behemoth has a swathe of British public contracts, including, most controversially, a £330m deal with the NHS. It’s pretty clear wha
Foto: K / Pexels
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Airline pilot skywrites ‘I’m bored’ over north-west England
The pilot, who had taken up the Piper Tomahawk to test a replacement part, wrote the message at around 1,100 feetA mischievous airline pilot spelled out his tedium by skywriting “I’m bored” over an estuary in north-west England.The message was captured on the airline tracking website Flight Radar 24. Continue reading...