Glaciers around the world are melting faster than in any previous decade since measurements began. Glaciers form when snow accumulates over many years and compresses into ice. Glaciers accumulate snow in the winter, and then melt ice in the summer. Cold temperatures, more snow, or both,... click to read more

The beauty of a night filled with glowing fireflies is possible through a process called bioluminescence, which allows a living organism to emit light using a chemical reaction. Among the known bioluminescent organisms are different bacteria, as well as fireflies, jellyfish, and certain mushrooms. Organisms... click to read more

Levitation of objects sounds like magic, but it is precisely what Arthur Ashkin's optical tweezer won the Nobel Prize for in 2018. An optical tweezer amounts to an intense laser that focuses down to a very small point. Optical tweezers trap an object put at... click to read more

Invisible to the naked eye, we are almost always surrounded by small particles suspended in the air. They are known as atmospheric aerosols and can be made of directly emitted particles like dust, sea salt, and viruses; or formed in the atmosphere out of molecules... click to read more

The current COVID-19 pandemic has brought into our daily conversations scientific topics previously only discussed among scientists in academic environments. When the media inform us about the rise or fall of new cases of SARS-CoV-2 infection in the world, questions about immunity and protection follow... click to read more