Second species of ramp, or wild leek, documented in Pennsylvania

The presence of a second species of ramp, Allium burdickii—commonly known as narrow-leaved wild leek—has been documented in southwest Pennsylvania by a team of Penn State researchers in a new study. This plant species ...

Uncovering the formation of the western Nepal embayment

Despite being deemed a "perfect" arc, the shape of the Himalaya highlands is interrupted by an embayment that stretches across nearly 2° of longitude in western Nepal. This deviation from a perfect shape, plus a few diverging ...

Shapeshifting receptors may explain mysterious drug failures

For sugar to taste sweet and for coffee to be stimulating, or even for light to be seen, first they all need to land on a G protein-coupled receptor. Ubiquitous and diverse, these receptors are a cell's chemical detection ...

Canada's Bombardier lays off 550 workers

The Canadian group Bombardier announced Wednesday it will lay off 550 employees from its Thunder Bay, Ontario plant, cutting the site's workforce in half.

Ramp metering and speed limits to prevent traffic jams

EPFL researchers showed that by managing the access to freeway junctions and moderating the speed limit on the express lanes it is possible to reduce delays by over 12% across the highway system.

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