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yesterday at 10:00. Facebook
In attempts to defy the inevitable signs of ageing some people use Botox to smooth wrinkles. Botox is the brand name to the cosmetic treatment but the active ingredient in the injections is botulinum toxin. The toxin is produced by the bacteria Clostridium botulinum and it is staggeringly toxic. It is seven million times more toxic than cobra venom. A pint of pure botulinum toxin could kill...
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Red carpets and deadly toxins go hand in hand

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Guardian Science
02/24/2017 at 15:00. Facebook
Five portions of fruit and veg a day is good for you, but 10 is much better and could prevent up to 7.8 million premature deaths worldwide every year, say scientists.

Forget five a day, eat 10 portions of fruit and veg to cut risk of early death

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Guardian Science
02/24/2017 at 14:00. Facebook
A brain scan for autism would be a major step forward. But is the hype justified? Are we really on the brink of a new era in autism diagnostics? Without wishing to detract from the efforts of everyone involved in the study, it’s important to look at the results critically, both in terms of the scientific findings and their potential implications for clinical practice.

Autism diagnosis by brain scan? It’s time for a reality check

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Guardian Science
02/24/2017 at 13:00. Facebook
“The fights between bots can be far more persistent than the ones we see between people,” said Taha Yasseri, who worked on the study at the Oxford Internet Institute. “Humans usually cool down after a few days, but the bots might continue for years.”

Study reveals bot-on-bot editing wars raging on Wikipedia's pages

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Guardian Science
02/24/2017 at 12:00. Facebook
“Previous [research] has found that bumblebees can do complex tasks but those tasks have always been really close to natural behaviour,” said Olli Loukola, first author of the research from Queen Mary University of London, pointing out that bees often have to manipulate different parts of a flower to access nectar. “Now we have shown that they can learn something that is totally unnatural,...
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Goal! Bees can learn ball skills from watching each other, study finds

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Guardian Science
02/23/2017 at 14:00. Facebook
According to research involving more than 2,000 participants, more than 85% would not want to know if their marriage would end in divorce, while a similar proportion wanted to remain ignorant of when they would die. Even for happy events, ignorance was often prized, be it in the case of Christmas gifts, or the upshot of a football match.

Spoiler alert: most people want to remain in the dark, finds study

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Guardian Science
02/23/2017 at 13:01. Facebook
While 95% of heterosexual men reported that they usually or always orgasmed during sexually intimate moments, just 65% of heterosexual women did. By contrast, the figure was 89% for gay men, 86% for lesbian women, 88% for bisexual men and 66% for bisexual women.

'Golden trio' of moves boosts chances of female orgasm, say researchers

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Guardian Science
02/22/2017 at 18:30. Facebook
"The 'seven sisters' of the Trappist-1 system provide us with the perfect test ground. The planets will serve as examples to be studied for their similarities and differences. And their discovery could not come at a better time," says Stuart Clark

This discovery is a lottery win for astronomers looking for life beyond Earth

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Guardian Science
02/22/2017 at 18:11. Facebook
The discovery, which has thrilled astronomers, has raised hopes that the hunt for alien life beyond the solar system can start much sooner than previously thought, with the next generation of telescopes that are due to switch on in the next decade.

Thrilling discovery of seven Earth-sized planets orbiting nearby star

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Guardian Science
02/22/2017 at 16:11. Facebook
This week, Ian Sample explores the psychology behind ‘nudging’, its usage by governments, and some of the ethical quandaries involved.

Nudge theory: the psychology and ethics of persuasion - Science Weekly podcast

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Guardian Science
02/22/2017 at 15:30. Facebook
Both are assumed to have died in one of the bubonic plague epidemics that swept the capital in the years after the most famous outbreak in 1348, which is estimated to have killed more than half London’s population.

Mystery over male Black Death victims found buried hand in hand

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Guardian Science
02/22/2017 at 15:00. Facebook
In an era of fake news and alternative facts, it seems as if our collective ability to critically assess information is starting to falter. We have unprecedented access to news and knowledge on a daily basis, but how do we make judgments about whether to accept what we read? There’s still a lot of work to do in this area, but an influential psychology experiment from 2009 might provide a good...
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Fake news and neurobabble: how do we critically assess what we read?

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Guardian Science
02/22/2017 at 14:31. Facebook
Some have debated whether a march is a good idea or not. The American Association for the Advancement of Science has endorsed the march. However, experience tells us that while marches are important symbols of democratic expression, they are also very blunt tools. Whatever consequence of the Earth Day march, on April 23rd Donald Trump will still be president and the science community will have...
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After April’s March for Science, what should come next for anti-Trump scientists?

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Guardian Science
02/22/2017 at 14:00. Facebook
Rambling and long-winded anecdotes could be an early sign of Alzheimer’s disease, according to research that suggests subtle changes in speech style occur years before the more serious mental decline takes hold.

Long-winded speech could be early sign of Alzheimer's disease, says study

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Guardian Science
02/22/2017 at 13:30. Facebook
Women born in South Korea in 2030 are forecast to have a life expectancy of 90, a study has found. But other developed countries are not far behind, raising serious questions about the health and social care that will be needed by large numbers of the population living through their 80s.

Life expectancy forecast to exceed 90 years in coming decades

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Guardian Science
02/22/2017 at 13:08. Facebook
"De-extincting mammoths is back in the news this week. It’s been a few years so it was time for a return to science-fiction-land, much to the undoubted chagrin of science communicators, palaeontologists and museum professionals who are probably already fielding questions about mammoths’ proposed return to the land of the living."

Undoing extinction – let's talk about the mammophant in the room

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Following the death of the celebrity tortoise in June 2012, his remains were sent to New York to be preserved by expert taxidermists. With the support of the Galapagos Conservancy, the last Pinta tortoise was the star of a highly successful exhibition at the American Museum of Natural History in 2014. Today, he flies back to the Galapagos Archipelago after almost five years on his whirlwind...
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Welcome home, Lonesome George: giant tortoise returns to Galapagos

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India’s space agency has announced the successful launch of a record-breaking 104 nano satellites into orbit, all onboard a single rocket.

India launches record-breaking 104 satellites from single rocket

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The long and brutal marriage between crime fiction and poison has taken a leading role in some of the world’s best loved whodunnits. But how much truth is there to these tales of arsenic, strychnine and other cunning concoctions? And why do so many the genre’s best-loved authors turn to poison for their plots?

Poison tales: the chemistry of crime fiction - Science Weekly podcast

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Years of heading balls and colliding with other players could be damaging footballers’ brains and putting players at risk of developing dementia, scientists have suggested.

Footballers could be at risk of dementia from blows to the head, study suggests

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