Spiders avoid areas where fire ants have been

A team of researchers at Canada's Simon Fraser University has found that several species of spiders avoid areas where fire ants have recently congregated. In their paper published in the journal Royal Society Open Science, ...

Coral decline—is sunscreen a scapegoat?

Many household products contain ingredients to protect them against sun damage. These UV filters are found in plastics, paints and textiles, as well as personal care products such as sunscreens and moisturizers. UV filters ...

A filter for environmental remediation

A team of researchers at Osaka University has developed a nanopowder shaped like seaweed for a water filter to help remove toxic metal ions. Made of layered sodium titanate, the randomly oriented nanofibers increase the efficacy ...

Ancient Maya built sophisticated water filters

Ancient Maya in the once-bustling city of Tikal built sophisticated water filters using natural materials they imported from miles away, according to the University of Cincinnati.

Nanotech filter coating offers promise against COVID-19

A physics professor from the University of Houston has developed a nanotech coating designed to allow air filters to capture airborne or aerosolized droplets of the virus that causes COVID-19.

A titanate nanowire mask that can eliminate pathogens

Filter 'paper' made from titanium oxide nanowires is capable of trapping pathogens and destroying them with light. This discovery by an EPFL laboratory could be put to use in personal protective equipment, as well as in ventilation ...

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