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833 articles from Yahoo!

How forecasters track Hurricane Dorian

The path of Hurricane Dorian, which is currently over the Atlantic and heading for the state of Florida, is closely monitored by US weather services with powerful forecasting tools. On Friday, for example, seven flights by the National Oceanic and Atmospheric Administration (NOAA) and the US Air Force with aircraft known as "hurricane hunters" were planned in and around Dorian. One of them,...

‘Tardigrades on the Moon Is Not Good’

On April 11, 2019, the Israeli SpaceIL company’s Beresheet (Hebrew for “In the Beginning”) lunar lander crashed on the Moon. Beresheet’s payload, supplied by the non-profit Arch Mission Foundation, was meant to be an informational backup for the Earth. It included a DVD containing 30 million pages of human knowledge, as well as 60,000 etched pages requiring no computer to read, keys to...

Chinese scientists 'make first perfect replica' of tooth enamel

Scientists at a Chinese university say they have discovered the world's first material that can repair damaged tooth enamel once and last for life.A few drops of the liquid solution can fix all invisible cracks and wear on an ageing molar, according to researchers at Zhejiang University in Hangzhou, eastern China, whose work was published on Friday in the journal Science Advances.The material,...

Couch potatoes have twice the risk of an early death, major study suggests

Couch potatoes are twice as likely to die early, a major study suggests. Scientists tracked more than 23,000 adults for more than two decades to assess the impact of exercise on health. The research found that those with sedentary lifestyles for the whole period saw their risk of early death rise by 99 per cent.  The chance of a deadly heart attack or stroke was 168 per cent higher than that of...

Handful of nuts twice a week can cut chance of dying from heart disease by almost a fifth, study finds

Eating a handful of nuts at least twice a week could cut the risk of dying from heart disease by almost a fifth, research has found. Experts said they were a good source of unsaturated fat, containing polyphenols which help to prevent heart attacks and strokes. More than 5,000 adults, aged 35 and over, with no history of heart disease, were quizzed about their diet in detail, every two years. Over...

Iran official tweets at Trump after apparent rocket failure

An Iranian official published an image Saturday of a satellite after an apparent rocket explosion at the space center meant to launch it, tweeting at President Donald Trump after the American leader shared online what appeared to be a surveillance photo of the aftermath. The tweet from Iran's Information and Communications Technology Minister Mohammad Javad Azari Jahromi, including a selfie of...

Fires not the only threat facing Amazon

Raging wildfires have drawn the world's attention to the Amazon but immolation is just one of the dangers facing the world's largest rain forest, environmental experts across the region say. The Amazon, covering 5.5 million square kilometers (2.1 million square miles) over nine countries, faces ever more serious threats from encroaching crop and livestock farming, mining, land occupations and...

Trump says US 'not involved' in Iranian rocket failure

President Donald Trump on Friday released a photograph of an apparently failed Iranian rocket launch and said that the United States had nothing to do with it. Tehran has made no official comment on the indications from aerial photos that a rocket exploded Thursday on the launch pad at the Semnan Space Center in northern Iran. The incident comes after months of tensions between Iran and...


FRIDAY 30. AUGUST 2019


New plan targets salmon-eating sea lions in Columbia River

More than 1,100 sea lions could be killed annually along a stretch of the Columbia River on the Oregon-Washington border to boost faltering populations of salmon and steelhead, federal officials said Friday. The National Marine Fisheries Service said it's taking public comments through Oct. 29 on the plan requested by Idaho, Oregon, Washington, and Native American tribes. "The changes in the...

Swedish teen climate activist leads protest near UN

Teen climate activist Greta Thunberg drew crowds on land Friday after her two-week sail across the Atlantic as the 16-year-old Swede led a protest march in front of the United Nations. Hundreds of activists, many of them teenagers, surrounded her outside U.N. headquarters, chanting, "Fossil lobbyists have got to go" and, "It's too hot!" — referriang to global warming. It was the New York...

Climate activist Thunberg joins hundreds of teens at UN protest

Swedish climate change campaigner Greta Thunberg joined hundreds of other teenagers protesting outside the United Nations Friday in her first demonstration on US soil since arriving by zero-carbon yacht. Thunberg, 16, has spurred teenagers and students around the world to gather every Friday under the rallying cry "Fridays for future" to call on adults to act now to save the planet. "Stop...

Trump accused of tweeting image from secret intelligence briefing as he says US not involved in Iran satellite launch failure

Donald Trump has tweeted what appears to be a new, high resolution image of the site of a failed Iranian satellite launch, claiming that the United States had nothing to do with the incident.The image was posted shortly after Mr Trump was scheduled to receive an intelligence briefing, and experts say was likely taken from briefing documents. It has the reflection of what appears to be a flash in...

Stop adding THC to e-cigarettes: US health authorities

Americans who use e-cigarettes should avoid adding substances like cannabis and buying products off the street -- or consider refraining altogether -- while authorities investigate hundreds of cases of severe lung disease among vapers, health officials said Friday. A total of 215 possible cases of pulmonary illness associated with vaping from 25 states are currently being probed, the Centers for...

Swedish teen climate activist takes school strike to gates of United Nations

Swedish teenage activist Greta Thunberg took her weekly campaign for greater action on climate change to the gates of the United Nations on Friday, urging "everyone who cares about our future" to join her when world leaders gather in New York next month. Thunberg, 16, started missing school on Fridays a year ago to protest outside the Swedish parliament, sparking a global climate strike movement...

In US, 84% of donor kidneys rejected at least once, says study

When a patient dies waiting for a kidney in the United States, they're generally considered the unfortunate victim of a growing donor shortage. "What we found is 84 percent of kidneys in the US get turned down at least one time, which is crazy," Sumit Mohan, lead author of a study published Friday in the influential JAMA Network Open journal, told...

In US, 84% of donor kidneys rejected at least once, says study

"What we found is 84 percent of kidneys in the US get turned down at least one time, which is crazy," Sumit Mohan, lead author of a study published in the influential JAMA Network Open journal told AFP. The new analysis found that for each patient who received a kidney from 2008 to 2015, their medical team rejected a median of 17 organs before finally accepting one. When a potential donor dies,...

Swedish teen climate activist takes school strike to gates of United Nations

Swedish teenage activist Greta Thunberg took her weekly campaign for greater action on climate change to the gates of the United Nations on Friday, urging "everyone who cares about our future" to join her when world leaders gather in New York next month. Thunberg, 16, started missing school on Fridays a year ago to protest outside the Swedish parliament, sparking a global climate strike movement...

Swedish teen climate activist takes school strike to gates of United Nations

Swedish teenage activist Greta Thunberg took her weekly campaign for greater action on climate change to the gates of the United Nations on Friday, urging "everyone who cares about our future" to join her when world leaders gather in New York next month. Thunberg, 16, started missing school on Fridays a year ago to protest outside the Swedish parliament, sparking a global climate strike...

Long periods of hormone replacement therapy increase breast cancer risk, study says

An estimated 12 million women in Western countries are prescribed hormone replacement therapy (HRT) to combat the symptoms that happen with the decreasing levels of estrogen and progesterone associated with menopause. “This study is potentially going to change the way I prescribe hormones to my patients,” said Dr. Margaret Polaneczky, associate professor of Obstetrics and Gynecology at...