Study of French postmen’s testicles is an Ig Nobel winner

Nappy-changing machine and saliva calculation also triumph in annual science prize

There comes a time in a scientist’s life when the surest route to global fame involves a bevy of naked French postmen with thermometers taped to their testicles.

At least that is the case for Roger Mieusset, a fertility specialist at the University of Toulouse, whose unlikely studies have earned him one of the most coveted awards in academia: an Ig Nobel prize.

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Neanderthal footprints found in France offer snapshot of their lives

Scientists find 257 prints that were preserved in wind-driven sand 80,000 years ago

Scientists have found hundreds of perfectly preserved footprints, providing evidence that Neanderthals walked the Normandy coast in France.

The prints suggest a group of 10-13 individuals, mostly children and adolescents, were on the shoreline 80,000 years ago.

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Philippines culls 7,000 pigs in outbreak of African swine fever

Infected pigs found in two towns near capital Manila, as country becomes latest to be hit by disease

The Philippines has reported its first cases of African swine fever, becoming the latest country hit by the disease that has killed pigs from Slovakia to China, pushing up pork prices worldwide.

The virus is not harmful to humans but causes haemorrhagic fever in pigs that almost always ends in death. There is no antidote or vaccine and the only known method to prevent the disease from spreading is a mass cull of affected livestock.

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India moon mission: Vikram lunar lander found on surface

Efforts are underway to establish contact, days after communications were lost during failed landing

The lander module from India’s moon mission has been located on the lunar surface, the day after it lost contact with the space station, and efforts are underway to try to establish contact with it, the head of the nation’s space agency said.

The cameras from the moon mission’s orbiter had located the lander, said K. Sivan, the chairman of the Indian Space and Research Organisation (ISRO) according to the Press Trust of India news agency. He added: “It must have been a hard landing.”

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‘It can kill you in seconds’: the deadly algae on Brittany’s beaches

Activists say stinking sludge is linked to nitrates in fertilisers from intensive farming

André Ollivro stepped carefully down the grassy banks of an estuary in the bay of Saint-Brieuc, Brittany, not far from his beachfront cabin. The pungent smell of rotting eggs wafting from decomposing seaweed made him stop and put on his gas mask. It was a strange sight in what is usually a tourist hotspot.

“You can’t be too careful,” said the 74-year-old former gas technician, who is leading the fight against what has come to be known as France’s coastal “killer slime”.

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India’s moon landing suffers last-minute communications loss

Prime minister Narendra Modi consoles scientists distraught as complex mission goes awry

India’s attempt to land an unmanned craft on the moon’s uncharted south polar region appears to have gone awry, when communication with the landing vehicle was lost moments before touchdown.

“Communications from lander to ground station was lost,” said Kailasavadivoo Sivan, chairman of the Indian Space Research Organisation early on Saturday. Data was still being analysed, he told a room full of distraught scientists at the agency’s tracking centre in Bengaluru.

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Dead Sea scrolls study raises new questions over texts’ origins

Salts used on Temple scroll are not common to Dead Sea region, researchers find

The Dead Sea scrolls have given up fresh secrets, with researchers saying they have identified a previously unknown technique used to prepare one of the most remarkable scrolls of the collection.

Scientists say the study poses a puzzle, as the salts used on the writing layer of the Temple scroll are not common to the Dead Sea region.

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Loch Ness monster could be a giant eel, say scientists

Otago University researchers confirm the loch contains no monster – or dinosaur – DNA

The Loch Ness monster could be a giant eel, according to a fishy new theory that will keep Highland tourists guessing.

In one of the biggest DNA studies of its kind, a team of scientists from New Zealand’s Otago University found the presence of about 3,000 species in the deep murky waters of the Scottish loch.

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After bronze and iron, welcome to the plastic age, say scientists

Plastic pollution has entered the fossil record, research shows

Plastic pollution is being deposited into the fossil record, research has found, with contamination increasing exponentially since 1945.

Scientists suggest the plastic layers could be used to mark the start of the Anthropocene, the proposed geological epoch in which human activities have come to dominate the planet. They say after the bronze and iron ages, the current period may become known as the plastic age.

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A ‘deep fake’ app will make us film stars – but will we regret our narcissism?

Users of Zao can now add themselves into the scenes of their favourite movies. But is our desire to insert ourselves into everything putting our privacy at risk?

‘You oughta be in pictures,” goes the 1934 Rudy Vallée song. And, as of last week, pretty much anyone can be. The entry requirements for being a star fell dramatically thanks to the launch, in China, of a face-swapping app that can decant users into film and TV clips.

Zao, which has quickly become China’s most downloaded free app, fuses the face in the original clip with your features. All that is required is a single selfie and the man or woman in the street is transformed into a star of the mobile screen, if not quite the silver one. In other words, anyone who yearns to be part of Titanic or Game of Thrones, The Big Bang Theory or the latest J-Pop sensation can now bypass the audition and go straight to the limelight without all that pesky hard work, talent and dedication. A whole new generation of synthetic movie idols could be unleashed upon the world: a Humphrey Bogus, a Phony Curtis, a Fake Dunaway.

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European satellite in near collision with Elon Musk SpaceX craft

ESA say its Aeolus Earth observation satellite fired thrusters to avoid crash

The European Space Agency has said it altered the trajectory of one of its observation satellites to avoid a collision with a craft operated by Elon Musk’s SpaceX.

“@ESA’s Aeolus Earth observation satellite fired its thrusters, moving it off a collision course with a @SpaceX satellite in their Starlink constellation,” the agency’s Twitter account said.

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Soft drinks, including sugar-free, linked to increased risk of early death

Drink more water, say experts as they argue study proves need for curbs on consumption

People who regularly consume soft drinks have a higher risk of an early death, researchers have found, with the trend seen for both sugared and artificially sweetened drinks.

While experts say the study cannot prove soft drinks are a driver of an increased risk of death, they say the work – which is the largest study of its kind – supports recent public health efforts to reduce consumption of soft drinks, such as the UK’s sugar tax.

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The science of senolytics: how a new pill could spell the end of ageing

A simple treatment to stave off the health problems of old age could be available in five to 12 years. Here’s how it would work

The science of extending life is a subject of morbid fascination, conjuring the image of old billionaires being cryogenically frozen. But imagine if, instead of a pill you could take to live for ever, there was a pill that could push back the ageing process – a medicine that could stave off the fragility, osteoarthritis, memory loss, macular degeneration and cancers that plague old age.

It could happen, with the science of senolytics: an emerging – and highly anticipated – area of anti-ageing medicine. Many of the world’s top gerontologists have already demonstrated the possibilities in animals and are now beginning human clinical trials, with promising results. If the studies continue to be as successful as hoped, those who are currently middle-aged could become the first generation of oldies who are youthful for longer – with a little medical help.

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Scientists discover way to ‘grow’ tooth enamel

Experts produce clusters of enamel-like calcium phosphate to crack age-old problem

Scientists say they have finally cracked the problem of repairing tooth enamel.

Though enamel is the hardest tissue in the body, it cannot self-repair. Now scientists have discovered a method by which its complex structure can be reproduced and the enamel essentially “grown” back.

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‘It’s a big deal’: Trump takes giant leap in space command launch

President detailed operations in ceremony, including defending against Chinese and Russian anti-satellite weapons, and promised space force will soon follow

It was one small step for man, one giant leap for Trumpkind.

Donald Trump made the short journey on Thursday from the Oval Office to the White House Rose Garden, then promised to unleash an army of space warriors to infinity and beyond.

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Breast cancer risk from using HRT is ‘twice what was thought’

Study prompts medicines regulator to advise all women using HRT to remain vigilant

The risk of breast cancer from using hormone replacement therapy is double what was previously thought, according to a major piece of research, which confirms that HRT is a direct cause of the cancer.

The findings of the definitive study will cause concern among the 1 million women in the UK and millions more around the world who are using HRT. It finds that the longer women take it, the greater their risk, with the possibility that just one year is risk-free. It also finds that the risk does not go away as soon as women stop taking it, as had been previously assumed.

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Scientists quash idea of single ‘gay gene’

Many genetic variants each play role in homosexual behaviour, study finds

A vast new study has quashed the idea that a single “gay gene” exists, scientists say, instead finding homosexual behaviour is influenced by a multitude of genetic variants which each have a tiny effect.

The researchers compare the situation to factors determining a person’s height, in which multiple genetic and environmental factors play roles.

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No-fly zone: Russian space suit redesign halts lucky pee ritual

Astronauts will no longer be able to urinate on bus that picks them up for launch

Russia has unveiled a new space suit but the design may have to be changed to continue a decades-old tradition – making a stop to pee on the way to the launch.

The Sokol-M prototype suit was designed as a replacement for suits worn during launches to the International Space Station (ISS) on Soyuz spacecraft.

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Peru: skeletons of 227 victims unearthed at world’s largest child sacrifice site

Experts believe the children were sacrificed by the Chimú culture to appease the El Niño phenomenon

Archaeologists excavating what is thought to be the world’s largest child sacrifice site have unearthed the skeletons of 227 young victims in the coastal desert of northern Peru.

Teams have been digging since last year at the sacrificial site in Huanchaco, a beachside tourist town close to Trujillo, Peru’s third largest city.

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