Bizarre test shows light can actually cast its own shadow
With the help of a ruby cube and two laser beams, researchers made one ray of light cast a shadow when illuminated by the other
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The world’s brightest X-ray machine has been turned on
The LCLS-II X-ray laser is unprecedentedly bright, and will make it possible to record exactly what atoms and molecules do during photosynthesis and o
Dangerous mpox strain spreading in Democratic Republic of the Congo
A new strain of mpox transmitted mainly by heterosexual sex has emerged in a mining town in the Democratic Republic of the Congo and is now spreading
Earliest evidence of buildings made from wood is 476,000 years old
We tend to think that ancient humans were constantly on the move, but at a site in Zambia there are the first tentative hints that people stayed put a
Armies of bots battled on Twitter over Chinese spy balloon incident
Large proportions of users posting on Twitter – now X – about the Chinese balloon that drifted over the US and Canada in 2023 were bots attempting to
India’s Chandrayaan-3 launches to explore moon’s water-rich south pole
India has launched its Chandrayaan-3 mission, which aims to explore the south pole of the moon by rover, completing a scientific mission that was firs
Gene variant that seems to protect against HIV may lead to new drugs
A different form of a gene called CHD1L found in people with African ancestry has been linked to lower HIV levels in people infected with the virus, a
Nanotechnology paint provides brilliant colour that doesn’t fade
A paint that gets its colour from aluminium nanoparticles rather than pigment is also incredibly lightweight and reflective
Watch Japan’s ispace attempt moon landing with Hakuto-R lunar lander
The Hakuto-R lander from Japanese company ispace could become the first craft from a private firm to touch down safely on the surface of the moon – wa
Brain implant lets man ‘experience joy’ for the first time in decades
A device that has been likened to a pacemaker for the brain has given a man with severe depression great relief