How big is too big? Amazon sparks antitrust concerns

Amazon.com, America's fifth-largest company by market value, is still growing like an adolescent and planting flags in new markets. That is prompting some policymakers and legal experts to ask: How big is too big?

Scientists map sex chromosome evolution in pathogenic fungi

Biologically speaking, nearly every species on Earth has two opposite sexes, male and female. But with some fungi and other microbes, sex can be a lot more complicated. Some members of Cryptococcus, a family of fungus linked ...

Space-based experiment will tackle the mysteries of cosmic rays

On August 14, 2017, a groundbreaking University of Maryland-designed cosmic ray detector will travel to the International Space Station (ISS) aboard the SpaceX-12 Commercial Resupply Service mission. The instrument, named ...

Massive particles test standard quantum theory

In quantum mechanics particles can behave as waves and take many paths through an experiment. It requires only combinations of pairs of paths, rather than three or more, to determine the probability for a particle to arrive ...

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