Tecnologia

Dying Star Robbed of Its Stellar Mass by Covert Companion

These dense stellar remnants will ultimately spiral into each other and merge in a spectacular explosion, giving off gravitational and electromagnetic waves. "We saw this massive star's core collapse, but we saw remarkably little mass ejected", Kasliwal says. "We call this an ultra-stripped envelope supernova and it has always been predicted that they exist", said Mansi Kasliwal, Caltech assistant professor of astronomy. Consulte Mais Informação

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Vietnam needs further efforts to mitigate climate change

Vietnam needs further efforts to mitigate climate change

It is hoped that this report by the United Nations, which lays out the devastating consequences of environmental pollution, will act as a catalyst for countries to discard political agendas and start taking climate change seriously. According to the IPCC report , if human-caused global warming can is reduced to.9 degrees Fahrenheit there will be substantially fewer downpours and substantially less sea-level rise. Consulte Mais Informação

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Florida resident surveys 'total devastation' from Hurricane Michael

Florida resident surveys 'total devastation' from Hurricane Michael

Hurricane Michael struck Florida's north-west coast near the small town of Mexico Beach on Wednesday afternoon with top sustained winds of 155mph (250kph), pushing a wall of seawater inland and causing widespread flooding. "I spent my life savings and retirement to stay here so I can't sell it now", Tenbrunson said. U.S. media on Friday quoted authorities in Jackson County, Florida, as reporting three deaths there, bringing Michael's toll to at least 16. Consulte Mais Informação

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About 1M without power after Hurricane Michael shreds electric grids; towns flattened

About 1M without power after Hurricane Michael shreds electric grids; towns flattened

No wind, nearly no-one on the street, just the beating hot Sun and the debris: debris everywhere, tossed and scattered - the calling card of a monstrous storm. At least 12 people were killed in the states of Florida, Georgia, North Carolina and Virginia as Hurricane Michael continues its rampage after it slammed into Florida's northwest coast on Friday, officials said. Consulte Mais Informação

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Canada Hints Mushikiwabo Could Win IOF Top Job

Canada Hints Mushikiwabo Could Win IOF Top Job

Jean still does not seem to believe her fate is sealed, suggesting through a spokesman on the eve of the two-day summit in the Armenian capital of Yerevan that no such consensus exists. Sources said the Canadian government tried unsuccessfully to convince Jean that re-election was improbable. Over the past few months, Jean has had to try to defend herself against allegations of her improper and excessive spending. Consulte Mais Informação

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Air Force awards three Launch Service Agreements

Air Force awards three Launch Service Agreements

The public-private partnerships will ensure "the US maintains assured access to space, with at least two domestic launch service providers and without reliance on non-allied rocket propulsion systems". Blue Origin also plans to use some of the money to create a brand new launch site out of the Vandenberg Air Force Base. This does not mean the company will not be able to launch satellites for the Department of Defense (DOD), though. Consulte Mais Informação

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Before and After Satellite Images Show Hurricane Michael's Devastation in Florida

Before and After Satellite Images Show Hurricane Michael's Devastation in Florida

Hurricane Michael made landfall at Mexico Beach , Florida, as a high-end Category 4 storm on Wednesday, flattening entire neighborhoods along the Florida Panhandle. "If we're going to rebuild, do it right". By Friday morning the remnants of Michael had moved into the Atlantic Ocean northeast of Norfolk, Virginia, but still could bring up to 13 cm of rain to parts of New England, the National Hurricane Centre said. Consulte Mais Informação

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Hurricane Michael Death Toll Rises to 11 After 5 Killed in Virginia

Hurricane Michael Death Toll Rises to 11 After 5 Killed in Virginia

About 32km south of Mexico Beach , floodwaters were more than 2.1 metres deep near Apalachicola, a town of about 2,300 residents, hurricane centre chief Ken Graham said. They said it was still not clear how many people stayed put and would need to be rescued. Clay Keels, left, visits his friend Bob Hurst, right, after his appliance store was damaged following Hurricane Michael in the Florida panhandle in Panama City on Thursday. Consulte Mais Informação

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Hurricane Michael could be Category 4 when it hits Florida

Hurricane Michael could be Category 4 when it hits Florida

President Donald Trump declared a state of emergency for the entire state of Florida, freeing up federal assistance to supplement state and local disaster responses. The center of Michael's eye is expected to move inland over the Florida Panhandle or Florida Big Bend area later today. The Gulf of Mexico produces 17 percent of daily US crude oil output and 5 percent of daily natural gas output, according to the US Energy Information Administration. Consulte Mais Informação

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Soyuz Crew Performs Ballistic Reentry After Booster Fails During Launch

Soyuz Crew Performs Ballistic Reentry After Booster Fails During Launch

Video footage from the launch at the Baikonur Cosmodrome shows a large plume of smoke coming from the rocket at the moment it failed and footage from inside the capsule shows the two astronauts being violently shaken about. Officials are also investigating the odd hole recently found in a Soyuz spacecraft aboard the International Space Station . Ovchinin and Hague were both traveling to the ISS to join the three astronauts now aboard - Gerst, NASA's Serena Auñón-Chancellor, and ... Consulte Mais Informação

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‘Apocalyptic:’ One Florida town demolished by Michael

‘Apocalyptic:’ One Florida town demolished by Michael

More than 370,000 people in Florida have been ordered to evacuate and move to higher ground. A hurricane hunter plane that bounced into the swirling eye off the western tip of Cuba found wind speeds rising. "Take care of them". "We haven t seen as robust of an evacuation response from the civilian population that we have seen in other storms". "There are so many downed power lines and trees that it's nearly impossible to get through the city", Apalachicola Mayor Van Johnson said. Consulte Mais Informação

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