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Invading armies not to blame for fall of ancient Andean cultures, genetic analysis shows

An international team has conducted what it says is the first in-depth, wide-scale study of the genomic history of ancient ...
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‘Stealth’ technology could mean universal blood transfusions—regardless of blood type

Scientists have created a “stealth” red blood cell that camouflages its immune status, meaning it could potentially be transfused into ...
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Malfunctioning brain ‘hubs’ could be responsible for dyslexia, ADHD

Different learning difficulties do not, as previously thought, correspond to specific regions of the brain, new British research suggests. Instead, ...
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Evidence mounts that marijuana smokers more vulnerable to false memories

Cannabis not only induces forgetfulness, it also opens the door for false memories, according to new research. And that’s serious, ...
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Is your personality shaped by your gut bacteria? Study suggests sociable people have more diverse microbiome

A new study from Oxford University, published in the journal Human Microbiome, has linked gut bacteria strains and diversity with people’s personalities. That ...
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Electrical stimulation can ‘starve’ brain cancers, early study shows

Researchers have shown that electrical stimulation to the skull can starve brain cancers of vital nutrient-rich blood, opening the door ...
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‘Cancer lab’ on a chip could move diagnosis into our homes

Finding out you have cancer is bad enough, but to then have to go to hospital for a painful and ...
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Another mystery of our brains: ‘Why are we not hallucinating all the time?’

It’s a question they might have asked for different reasons in the ’60s, but neuroscientists from Stanford University in the ...
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Forget batteries and wires. Can we build robots out of synthetic DNA?

It's long been a dream of many to build robots that look and act like humans. After all, there's a ...
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‘Second genesis’: Assessing the evidence for life on Mars

Today, the burning question isn’t whether Mars might once have been habitable – at various times in its distant past, ...
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Can frequent exercise epigenetically slow the aging process?

Research under way in Melbourne is showing that exercise can, literally, make your body younger. … [Researcher Sarah] Voisin tells ...
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Searching for keys to cancer resistance in the genome of giant tortoise Lonesome George

An international research team has discovered several variants in tortoise genomes that potentially affect six of the nine hallmarks of ...
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Human, Neanderthal mating was more than just a ‘one night stand’, study suggests

Once upon a time, prehistoric humans and our ancient Neanderthal cousins met and procreated. Except, that ‘once upon a time’ ...
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Why Darwin’s ‘abominable mystery’ may not be all that mysterious

For 140 years, scientists have been trying to explain what Charles Darwin described as “an abominable mystery”. Darwin was bothered by evidence ...
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Nothing to fear from hallucinations linked to macular degeneration, study shows

Hallucinations linked to vision loss from macular degeneration are caused by abnormally heightened activity in the visual cortex of the ...
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‘Cradles of diversification’: Lagoons played key role in evolution of first vertebrates

Scientists have discovered that shallow, lagoon-like environments were the cradle for vertebrate evolution, giving rise to our distant ancestors. A ...
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Deep dive for aliens: We’ve only examined a ‘hot tub’ worth of cosmic ocean

[A] new study suggests we haven’t exactly taken a deep dive when it comes to hunting for other-worldly life forms ...
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Controversial study: Humans were in Madagascar 6,000 years earlier than previously thought

The butchered remains of extinct elephant birds could push back the date of human habitation of Madagascar by 6,000 years, according ...
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Poppy genome reveals ‘bizarre’ biological errors that gave us ‘intoxicating medicines’

A series of bizarre events and biological errors over evolutionary history were responsible for the intoxicating medicines found inside the ...
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From dinosaur to bird: How did the transformation take place?

[I]n Bavaria, the Jurassic-aged limestone deposits yielded a near-perfect fossil of Archaeopteryx. It had blade-like serrated teeth and many other features ...
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Here’s why we now believe Neanderthals were able to create fire

New research shows that Neanderthals were able to start fires using stone tools. The findings, published in the journal Scientific Reports, present ...
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Medical marijuana and pain control: Study casts doubt on drug’s effectiveness

Depending on who you listen to, medical cannabis is either a rising star in the world of therapeutics or an ...
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Psychedelic drug therapy could provide a ‘radical new answer’ to depression, PTSD, anxiety

For years now a band of dedicated scientists has been quietly building a case to redeem the reputation of MDMA ...
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Life could have originated from ancient uranium-powered ‘nuclear geyser’

Life may not have originated in the primordial soup of an ancient pond, according to scientists, but rather in a ...
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Synthetic biology and viewing life not as ‘a mystery but as a machine’

Imagine a future where synthetic jellyfish roam waterways looking for toxins to destroy, where eco-friendly plastics and fuels are harvested from ...
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Without solar superstorms, Earth could have been an uninhabitable gaseous ‘mini-Neptune’

Gigantic solar storms may have helped strip unwanted gases from the Earth’s atmosphere, while helping to seed its surface with ...
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What fossilized teeth tell us about human evolution

Examining the fossil record through the lens of evolutionary developmental biology may help scientists reassess the evolutionary history of humans ...
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If Neanderthals mated with early modern humans, why does their genome show no evidence of human DNA?

Gene flow between Neanderthals and early modern humans may have been a one-way street, researchers have found. While the presence ...