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DNA links Native Americans with Europeans

Ancient DNA reveals that the ancestors of modern-day Native Americans had European roots. The discovery sheds new light on European prehistory and also solves old mysteries concerning the colonisation of America.

Prostate cancer risk starts in childhood

Is it possible to predict whether a child will develop cancer in adulthood? It sounds unlikely, but a new study indicates that tall boys have a greater risk of developing prostate cancer when they grow up.

Beta blockers can kill during surgery

Doctors should administer beta blockers to heart patients during surgery in a more nuanced way than previously believed. Incorrect use can have no effect and can in the worst case cost lives.

New asthma susceptibility gene identified

Scientists have identified a gene that helps trigger asthma attacks in children. The gene has no effect on asthma in adults. The discovery thus confirms the hypothesis that ‘asthma’ covers a variety of diseases.

Bohr inspires debate on drones and space weapons

International scientists and decision-makers will gather in Copenhagen next month to discuss how dangerous technologies are to be shared in an ‘open world’.

Scientists: Use animal manure's stinking wealth of resources

New textbook shows farmers how they can get stinking rich while they are up to their knees in it.

Effective method in quest for new physics

CERN’s Large Hadron Collider particle accelerator smashes protons together with such great force that it can give birth to hitherto unknown particles. A new method makes it easier to recognise the new particles.

Another obesity myth debunked

Cardiovascular disease is caused exclusively by overweight and obesity, major new study reveals.

Time-lapse incubator identifies healthiest eggs

New video monitoring technology allows doctors to monitor artificially fertilised eggs before they are inserted into the uterus. The technology has been used successfully abroad and can help doctors identify the best eggs for incubation.

Political colour is half genetic

New study provides definitive evidence that heritability plays a significant role in the formation of political ideology, regardless of how ideology is measured, the time period or population sampled.