American Geriatrics Society

Diseases, Conditions, Syndromes

Virus lockdowns around the world as vaccine efforts stumble

Fresh lockdowns and curfews were imposed on tens of millions of people from India to Argentina on Saturday, as Covid-19 infections surged again and vaccine roll-outs were hampered by shortages and scares over side effects.

Astronomy

Dark Energy Survey physicists open new window into dark energy

The universe is expanding at an ever-increasing rate, and while no one is sure why, researchers with the Dark Energy Survey (DES) at least had a strategy for figuring it out: They would combine measurements of the distribution ...

Diseases, Conditions, Syndromes

Trudeau calls for Canada regions to tighten COVID restrictions

Prime Minister Justin Trudeau on Friday called on Canada's provinces to tighten public health measures as an accelerating vaccination program fails to keep pace with surging coronavirus infections.

General Physics

'Tantalizing' results of 2 experiments defy physics rulebook

Preliminary results from two experiments suggest something could be wrong with the basic way physicists think the universe works, a prospect that has the field of particle physics both baffled and thrilled.

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