X-rays light up brain tumor cells – then selectively destroy them

Using very low-dose X-rays to activate compounds that light up and generate cancer-killing free radicals stalled brain tumor growth and doubled survival time, according to a new study. Importantly, healthy cells were left unaffected.

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The sky-high mountain superhighway used by billions of tiny travelers

This serene gap between Pyrenees mountains becomes abuzz with flying insects each year, as they journey across Europe. We may not always like to live with them, but we can't live without them – so paths like this are critical for all life on Earth.

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Spacetime defects uncouple gravity from mass in dark matter alternative

Despite a century of searching, dark matter remains a no-show. A new paper proposes an alternative hypothesis, showing how gravity could exist without mass and produce many of the same effects we ascribe to dark matter.

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‘Forgotten’ greenhouse gas levels surge 40% since 1980

The fertilizer used on around half of the food we consume is now one of the biggest drivers of human-made greenhouse gas emissions, with China, India, the US, Brazil and Russia the biggest polluters, according to a new global nitrous oxide report.

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AI discovers new rare-earth-free magnet at 200 times the speed of man

As some entities identify new sources to meet the demand for rare earth materials, others are looking to new tools. Materials Nexus has designed a new rare-earth-free permanent magnet help from its AI platform – at record pace.

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K9 GEN4 ‘hel-mutt’ protects action dogs

If your doggo wants to join the armed forces, law enforcement, rescue services, or just look badass while guarding the front lawn, Dark Systems has Fido's back with its DarkFighter K9 helmet (hel-mutt?) GEN4 that combines protection and serious attitude.

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‘Sextortion’ among adults more common than you think

A new international study has revealed that the prevalence of image-based abuse, so-called ‘sextortion,’ among adult men and women is more common than was first thought, with a high degree of overlap between perpetrators and victims.

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