By Mark Wilson

It’s …

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Source:: http://feeds.gawker.com/~r/gizmodo/full/~3/TM7Y-0iYZks/shooting-challenge-fall-leaves-1737820960

By Mark Wilson

It’s …

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Source:: http://feeds.gawker.com/~r/gizmodo/full/~3/TM7Y-0iYZks/shooting-challenge-fall-leaves-1737820960

By Adam Clark Estes

When you …

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Source:: http://feeds.gawker.com/~r/gizmodo/full/~3/viks_FfhMgY/the-experimental-jungle-room-where-nycs-underground-par-1737559274

By Esther Inglis-Arkell

Archaeologists can figure out how old a substance is by radiocarbon dating, but to do that they need to know what the substance is—and that’s not always clear. Radioactive material comes to the rescue again!

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Source:: http://feeds.gawker.com/~r/gizmodo/full/~3/4rlQn0Swb9k/how-we-figure-out-the-composition-of-a-substance-by-hur-1737737790