Chemistry

A few brief reports about international science and technology from Indonesia to Spain, including one from Brazil about the highest-voltage electric eel ever discovered.

Originally published in January 1856

By comparing how DNA gets altered over the lifetimes of people and dogs, researchers came up with a new way to compare canine years with human years.

Human hair tested stronger than thicker fibers from elephants, boars and giraffes, providing clues to materials scientists hoping to make superstrong synthetic fibers.

Tiger moth species that contain bad-tasting and toxic compounds are nonchalant in the presence of bats, while edible moth species evade their predators.

While some hydropower facilities release almost no greenhouse gases, others can actually be worse than burning fossil fuels.

Fire tornadoes are terrifying forces of nature. They're rare, but as wildfires become bigger and more frequent, they may grow more common.

Read more about the phenomena, here.

Indigenous artists in what’s now British Columbia created pigments by cooking aquatic bacteria. Christopher Intagliata reports. 

Journalist and author Beth Gardiner talks about her new book Choked: Life and Breath in the Age of Air Pollution. And CRISPR pioneer Jennifer Doudna talks about gene editing.  

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Archaeologists working in the ancient city of Hierakonpolis discovered five ceramic vats containing residues consistent with brewing beer.

Findings fuel hopes for improved food-crop efficiency