Ukrainian President Volodymyr Zelenskyy said Monday that the suggested legal recognition of Russian sovereignty over captured territory in the east of his country remained a "main problem" in ...

A new clinical trial has found that adding repeated intravenous ketamine infusions to standard care for hospitalized patients with serious depression did not provide a significant additional benefit.

Add Yahoo as a preferred source to see more of our stories on Google. Republican Rep. Thomas Massie says lawmakers who’ve taken the Department of Justice up on the opportunity to view unredacted ...

The mega conference phenomenon is a major problem for several legitimate reasons, but the scheduling imbalance stands head and shoulders above the rest. Don't mind the fact that the Stanford Cardinal ...

When stem cells are injected into thick tissues, they often clump together and die from lack of oxygen or nutrients, making it almost impossible to use them for thick, highly vascularized tissues like ...