Many volatile organic compounds (VOCs) are potentially harmful to the environment and people, so it’s useful to know when they are present. These authors developed a method to identify VOCs that ...

Ancient light from the Big Bang has revealed a precise new estimate for the universe's age: 13.77 billion years, give or take 40 million years. The new estimate, based on data from an array of ...

A genie in a bottle might grant you a wish, but neutrons trapped in a bottle aren’t so accommodating. Outside of an atomic nucleus, the neutral particles eventually decay into other particles. But ...

The mystery deepens when we discover that ancient Greek temples, built thousands of miles away and centuries later, encoded the same geodetic principles—their measurements directly derived from the ...

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Wednesday marks World Metrology Day, commemorating the 1875 treaty introducing the Metre Convention, which has led to the metric system of units. Since 1902, the body responsible for defining and ...