The Thursday ruling allows the National Institutes of Health to cut nearly $800 million of research funds for studies like HIV prevention.

In a 5-4 ruling, the Supreme Court removed a lower-court block on $783 million in National Institutes of Health research grants

The US Supreme Court has derailed researchers’ efforts to reinstate almost $2 billion in research grants issued by the National Institutes of Health (NIH). The court’s decision on Thursday represents a remarkable reversal, allowing the administration of US President Donald Trump to proceed with science cuts it began in late February.