New nerve gas detector built with legos and a smartphone

Researchers at The University of Texas at Austin have designed a way to sense dangerous chemicals using, in part, a simple rig consisting of a smartphone and a box made from Lego bricks, which could help first responders ...

Detection of invisible archaeological elements

Two researchers from Universidad Politécnica de Madrid (UPM) in collaboration with a researcher from Czech University of Life Sciences Prague (CULS) have developed a methodology to detect archaeological elements invisible ...

Look up – it's a satellite!

I saw my first artificial satellite with my naked eyes during the summer of 1994. I was watching pieces of comet Shoemaker-Levy 9 impact Jupiter from a small observatory with a college astronomy club when someone pointed ...

On the way to plastic-free oceans

Four days since leaving port, Dr. Katsiaryna Pabortsava reaches her destination. She's in the middle of the North Atlantic, thousands of miles from land, and she's looking for microplastics.

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