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51¶¯Âþ

Discover the latest science and technology news from around the world with 51¶¯Âþ. Read exclusive articles and expert analysis on the newest developments in space, physics, health, technology, the environment and more.

Space

Lunar missions may contaminate the moon with hardy Earth microbes

Experiments on Earth indicate some common species of bacteria and fungi could survive for several days on the moon's surface, suggesting missions must take stronger precautions to avoid contamination

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Humans

The oldest human mummies were slowly smoked 14,000 years ago

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Technology

Modular nuclear reactors sound great, but won't be ready any time soon

Analysis

Space

Mars once had an atmosphere that was thicker than Earth's today

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Health

Covid-19 vaccine benefits worth up to $38 trillion in first year alone

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Technology

Stealth radio hides signal in background noise to protect drone pilots

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Earth

The death of dinosaurs dramatically re-engineered Earth's landscapes

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Health

Higher dose of Wegovy ups both weight loss and side effects

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Life

Jaguar breaks records by swimming at least 1.3 kilometres

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A child in Peru takes candy from a shelf

Health

Child obesity is now more common than undernutrition – what do we do?

Childhood obesity rates have surpassed those of undernutrition for the first time, suggesting efforts to combat malnutrition will have to shift gears.

Analysis

Health

Hedonistic habits could turn you into a mosquito magnet

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Space

Jupiter is smaller and more squashed than we thought

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Space

A weird cloud forms on Mars each year and now we know why

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Humans

Early Neanderthals hunted ibex on steep mountain slopes

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