Tecnologia

British satellite Aeolus sets off on mission to revolutionise weather forecasts

British satellite Aeolus sets off on mission to revolutionise weather forecasts

The Aeolus mission will last for three years, with the satellite orbiting 15 times per day and the orbit cycle (the flight path over specific areas of land) repeating every seven days or 111 orbits....

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The astronauts played tennis in zero gravity

The astronauts played tennis in zero gravity

On the eve of the space station, NASA approached the asteroid Bennu. On Earth, a ball begins to slow down as soon as it bounces off a racket due to air resistance and begins accelerating downwards t...

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To Avoid Extinction It’s About ‘Survival Of The Laziest’

To Avoid Extinction It’s About ‘Survival Of The Laziest’

Dr Luke Strotz, also from the University of Kansas , said: "In a sense, we're looking at a potential predictor of extinction probability". The next step, however, is to determine the role of meta...

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228 million-year-old turtle didn't have a shell

228 million-year-old turtle didn't have a shell

The paleontologists who discovered the fossil have named the new species Eorhynchochelys sinensis , which means "dawn beak turtle " - referring to it being the oldest turtle fossil to be found with ...

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Scientists confirm ice exists at Moon's poles

Scientists confirm ice exists at Moon's poles

Most of the newly confirmed frozen water is concentrated in the shadows of craters at both poles, where the temperature never rises higher than minus-250 degrees Fahrenheit. The warmest temperatures t...

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Hurricane Lane: Hawaiians brace, with nowhere to run

Hurricane Lane: Hawaiians brace, with nowhere to run

Some computer models show Lane could make landfall near Maui, but other computer guidance has Lane moving west, away from Hawaii , which would decrease the storm's overall impact. Ige revealed gove...

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Bernier declares he's leaving federal Conservative party

Bernier declares he's leaving federal Conservative party

Andrew Scheer keeps talking about his positive Conservative vision, but nobody knows what that vision is". Conservative Party Leader Andrew Scheer accused Trudeau of resorting to personal attack...

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For first time, the oldest, thickest Arctic sea ice is melting

For first time, the oldest, thickest Arctic sea ice is melting

Such a phenomenon has never been recorded before , but has already occurred twice in 2018 due to warm winds and a heatwave caused by climate change. The result? A " new normal " of collapsing sea i...

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Scramble for food and water as Hurricane Lane approaches Hawaii

Scramble for food and water as Hurricane Lane approaches Hawaii

A hurricane watch is in effect for Oahu as well as Kauai County, which includes the islands of Kauai and Niihau. "Preparations to protect life and property should be rushed to completion", the cente...

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Meet Steve: the mysterious purple ribbon in the sky

Aurora are usually seen in the regions of both poles of the earth, but the STEVE sightings are occurring in regions that appear at both the pole and at lower latitudes too. The narrow streak of white-...

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Trump announces plans to gut another climate-change initiative

Trump announces plans to gut another climate-change initiative

The Clean Power Plan is the EPA program to cut unsafe carbon pollution from coal and fracked gas power plants, and Trump will no doubt gleefully proclaim that, by gutting the standard, coal's resurr...

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Flushing Contact Lenses Adds to Microplastic Pollution

Flushing Contact Lenses Adds to Microplastic Pollution

The paper's abstract, which is all that's publicly available until the study is accepted into an academic journal, estimates that more than 24,000 pounds of the polymers found in contact lenses end up...

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Hawaiian Islands on alert for possible Hurricane Lane impacts

Hawaiian Islands on alert for possible Hurricane Lane impacts

With maximum sustained winds slowing to 155 miles per hour, Lane was downgraded from a Category 5 storm to the Category 4 level on the Saffir-Simpson Hurricane Wind Scale as it surged westerly across...

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STEVE, the ‘ribbon aurora’, is actually a new kind of celestial phenomenon

STEVE, the ‘ribbon aurora’, is actually a new kind of celestial phenomenon

Amateur photographers dubbed it STEVE , and scientists adopted the name when they first became aware of it in 2016. A Facebook ground called the Alberta Aurora Chasers had occasionally noticed ...

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Hurricane Lane, a Monster Category 5 Storm, Barrels Toward Hawaii

Hurricane Lane, a Monster Category 5 Storm, Barrels Toward Hawaii

Meteorologist Melissa Dye shortly before 5:30 a.m. Wednesday said the hurricane was 320 miles (515 kilometers) southeast of Hilo and moving north-northwest at about 9 mph (15 kph). A slow weakenin...

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Paul Manafort: from Trump campaign to prison

Paul Manafort: from Trump campaign to prison

He has pleaded not guilty to all the charges. Manafort's guilty verdict may strengthen Mueller's hand as he continues to investigate possible conspiracy and seeks an interview with the president; ...

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Hawaii residents brace themselves as hurricane strengthens

Hawaii residents brace themselves as hurricane strengthens

Lane, which is packing winds as high as 150 miles per hour, is churning west in the Pacific, but forecasters expect it to start turning toward the northwest, putting the Hawaiian islands in its probab...

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Trump seeks to roll back Obama-era coal emissions standards

Trump seeks to roll back Obama-era coal emissions standards

Bush when the agency tried to argue that it did not have the legal authority to regulate greenhouse gas emissions. A recently introduced Environmental Protection Agency (EPA) plan to ease restrict...

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Hurricane Lane, a dangerous Category 4 storm, heads toward Hawaii

The storm is now moving westward at 14 miles per hour (22 km/h) and should continue to move west over the next day or so. A hurricane watch has been issued for Hawaii and Maui counties as Hurrican...

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Malcolm Turnbull is still standing, but for what?

Malcolm Turnbull is still standing, but for what?

He says Scott Morrison will be acting home affairs minister "pending other arrangements". Sky News is reporting that after Mr Turnbull called the spill, Mr Dutton put his hand up to challenge. "The ...

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Trump administration proposes rule to relax carbon limits on power plants

The proposal released by the Environmental Protection Agency would grant states the ability to write their own weaker regulations for the plants and give them the ability to seek permission to opt out...

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S$1.8b to Aussie farmers to help them through drought

S$1.8b to Aussie farmers to help them through drought

Mr Turnbull said the government was responding to feedback it has received from many farmers in recent weeks. Drought has hit farms across the country. The hay donations brought great relief to the ...

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Malcolm Turnbull’s leadership on knife edge following devastating poll

Malcolm Turnbull’s leadership on knife edge following devastating poll

Even an attempt yesterday by Mr Turnbull to retake control of the energy debate, by announcing a price cap for energy retailers, was partially gazumped by the Opposition, which released a similar po...

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Unexpected Future Boost of Methane Possible from Arctic Permafrost

They found that thermokarst lakes formed when substantial amounts of ice in the deep soil melts to liquid water. These pools of water can lead to further permafrost thaw beneath the expanding lakes an...

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Met Eireann weather forecast for the weekend

On August 17, 2017, Tropical Storm Harvey was born east of the Windward Islands. A southwards shift in the jet stream has allowed low pressure from the Atlantic Ocean to unleash cooler and wetter we...

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Scientists found in amber the oldest beetle

Scientists found in amber the oldest beetle

Another wonderful discovery in amber from Myanmar - beetle , epilepsy the cycads before the death of dinosaurs and the emergence of flowering plants. "Boganiid beetles have been ancient pollinators...

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Hurricane Lane expected to pass south of Hawaii

Hurricane Lane expected to pass south of Hawaii

As a result, Lane is expected to move west-northwestward for the next 48 hours or so, and then turn westward by day 3, maintaining that motion on days 4 and 5. This would mean that the centre of the s...

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Guess Where The Oldest Galaxies In The Universe Are

The team discovered that data collected on the two populations agreed well with a theoretical model on galaxy formation that they had developed previously. The energetic newly-created stars blasted ...

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Tropical Storm Lane expected to become hurricane by Friday

Tropical Storm Lane expected to become hurricane by Friday

The remnants of another sub-tropical storm will provoke some heavy weekend rainfall for the UK . At present the storm is churning through the Atlantic about 605 miles (975 km) south-east of Cape Ra...

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India aims to send astronauts into space by 2022, Modi says

India aims to send astronauts into space by 2022, Modi says

Senior Isro officials said the agency had been preparing itself for manned space flight for more than a decade through the development of relevant technologies such as a space capsule, a giant rocke...

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