News
- Health & Medicine
FDA restricts the sale of some flavored e-cigarettes as teen use soars
The number of high schoolers who vape rose 78 percent from 2017 to 2018.
- Astronomy
Astronomers spot another star that flickers like Tabby’s star
The irregular flickering of star VVV-WIT-07 is reminiscent of Tabby’s star, which brought speculation of alien megastructures.
- Math
It’s official: We’re redefining the kilogram
In May 2019, the system of measurement will be upgraded to rely on fundamental constants.
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