An April cold snap is expected to bring unusually cold temperatures to the eastern half of the US next week. The cold snap could impact new spring vegetation and lead to frost in some areas.

The Polar Vortex in the upper atmosphere has disintegrated after the intense warming of the stratosphere in mid-March. Currently, its remains are traveling eastward across Canada to the United States.

Cataract surgery is one of the oldest surgical procedures known, first documented in the fifth century BC. [12] In ancient times, cataracts were treated with a technique called couching, which ...

This advertisement has not loaded yet, but your article continues below. Sarah A. Boardman says that in the six years since she painted the portrait, she has 'received overwhelmingly positive ...

The VAG Ushuaia station is located in the Ushuaia peninsula and keeps track of UV radiation and monitors the displacement of the polar vortex. Likewise the station also sends balloons with ozone ...

Article subjects are automatically applied from the ACS Subject Taxonomy and describe the scientific concepts and themes of the article. The primary objectives of the present study are –to identify ...

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