Light-activated propulsion spins bacteria-shredding micromotors

The four spikes on a new nanocrystal developed in Spain spin up under light and move through liquid, blasting any bacteria unfortunate to be in their path. The development could spell trouble for bacteria that resists traditional drug treatments.Contin… Continue reading Light-activated propulsion spins bacteria-shredding micromotors

New asthma cause identified – and a new angle for treatment

A new root cause for asthma has been identified – as well as a new potential way to treat it

As common as asthma is, exactly how it starts remains murky. Scientists have now identified a new root cause, and importantly a new angle for treating the disease that can prevent the main symptoms.

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Toilet flush tests reveal just how nasty it is to leave the lid up

When it comes to toilet etiquette, do you put the lid down before you flush or leave it up? If you said leave it up, the results of a new study by researchers at the Asan Medical Center in South Korea might have you questioning your practices.Continue … Continue reading Toilet flush tests reveal just how nasty it is to leave the lid up

Watermelon overdose cases reveal a deadly risk to compromised kidneys

There’s nothing quite as refreshing as a slurpy bite of watermelon on a hot day. With the US watermelon season fast approaching, many are looking forward to eating the naturally sweet fruit. And because watermelon is made up of 92% water, nothing in it… Continue reading Watermelon overdose cases reveal a deadly risk to compromised kidneys

Mosquito-spreading drones could slash the spread of disease

If you’re trying to disperse 300,000 disease-fighting mosquitos per day, using a drone may well be your best bet for doing so. The technology has already been tested in Brazil, where it showed very promising results.Continue ReadingCategory: Drones, Te… Continue reading Mosquito-spreading drones could slash the spread of disease

“Zombie” COVID particles may be responsible for lethal disease

Following the emergence of SARS-CoV-2 in 2020 there are now seven different coronaviruses known to infect humans. Four of those are associated with generally harmless common respiratory infections, but the other three (SARS, SARS-CoV-2 and MERS) are mu… Continue reading “Zombie” COVID particles may be responsible for lethal disease

Another climate change surprise for us: More diarrhea

Current evidence suggests many organisms will struggle to keep pace with a changing climate on Earth. However, unlucky for humans, some pathogens will not just adapt but thrive, including, as this new study suggests, the bugs that cause the common diar… Continue reading Another climate change surprise for us: More diarrhea

New COVID variants better infect lungs, could cause more severe disease

A newly published study from researchers at Ohio State University has found the recently emerged BA.2.86 variant of SARS-CoV-2 has a greater propensity for infecting certain lung cells than any prior Omicron variant. The research suggests BA.2.86 could… Continue reading New COVID variants better infect lungs, could cause more severe disease

‘Smart tweezer’ can pluck out single bacterium target from microbiome

Researchers have developed a ‘smart tweezer’ that is able to pluck a particular bacterial strain from a microbiome of trillions and sequence its genome in a more cost- and resource-effective way than current methods allow. The versatile tool could enab… Continue reading ‘Smart tweezer’ can pluck out single bacterium target from microbiome