News
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- Health & Medicine
Night lights may foster cancer
Regularly working through the night appears to come at a steep cost—a heightened risk of cancer.
- Humans
Transport emissions sizable, and rising
Almost one-sixth of the carbon dioxide produced by human activity since the beginning of the Industrial Revolution resulted from the transport of goods and people—an emissions fraction that's increasing by the year.
- Physics
Bathtub Optics: Bending light also shifts it sideways
When light bends at an interface, it also shifts depending on its polarization.
