Junk food diet may disrupt sleep by altering brain activity
Men who tried a high-fat, high-sugar diet developed disrupted electrical brain activity during the deepest stage of their sleep, suggesting…
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Intuitive Machines is about to launch its Odysseus moon lander
US company Intuitive Machines is launching its Odysseus lander towards the moon's south pole. If all goes well, it will…
Intestinal parasites may reduce covid-19 vaccine effectiveness
Around 25 per cent of the world’s population has intestinal parasite infections – these could hinder the effectiveness of covid-19…
Another blow for dark matter as biggest hunt yet finds nothing
The hunt for particles of dark matter has been stymied once again, with physicists placing constraints on this mysterious substance…
Tiniest ‘ruler’ ever measures distances as small as an atom’s width
A new technique uses glowing molecules, laser light and microscopes to measure distances as minuscule as 0.1 nanometres – the…
Dark algae could accelerate melting of Greenland ice sheet
Pigmented algae are well adapted to grow on exposed ice in the Arctic as the snow line recedes, raising concerns…
CPR in space could be made easier by chest compression machines
Performing CPR on a space station in microgravity involves doing a handstand on a person's chest and pushing against the…
People with amputated arms can feel warmth in their missing hands
Sensors could be added to the fingertips of prosthetic hands that then enable people with amputated arms to gauge the…
Covid-19 is no longer a global health emergency, says WHO
The World Health Organization has declared an end to covid-19’s designation as a public health emergency of international concern, saying…
Distant planet may be the first known to share its orbit with another
Exoplanet PDS 70b, a gas giant seven times the mass of Jupiter, appears to share an orbit with a ball…