Donald Trump’s second presidency has spelled upheaval or worse for multiple spheres of US government. But for science – long a key driver of the US’s global pre-eminence – it has heralded the perfect storm.
In public health, climate science, environmental protection and nuclear safety, seasoned career specialists have been left bewildered and often jobless under a ferocious onslaught from the president, apparently aimed at gaining control over a sector about which he has displayed strongly held views, if frequently flawed understanding.