Cuts and layoffs to the National Institutes of Health threaten medical research around the U.S., agency insiders warn.

Between the end of February and early April, the federal government terminated almost 700 NIH grants equaling $1.81 billion. That’s about 3.3 percent of the NIH’s total operating budget, the ...

The cuts at the National Institutes of Health blindsided staff, after reassurances that no further layoffs were planned.