What can minerals tell us about Earth’s past? This geologist is finding out

Can surplus-food apps have too much competition?

Apps that let businesses sell surplus food at a discount in "surplus bags" have become a popular way to keep edible food…

Q&A: Do new platform features hurt hiring chances for competitive gig workers?

Whether they are driven by economic necessity or a desire for greater control over their careers, a growing number of wo…

Lightest known pair of neutron stars proves Einstein right yet again

Einstein's theory of relativity just got put to the test by the lightest binary neutron star system ever discovered.