How ANOVA helps ensure process data lead to accurate, defensible decisions. The two-sample t-test determines if two population means are equal. Typical applications involve testing whether a new ...

Confusion and ambiguity are dangerous in nuclear brinksmanship. President Donald Trump spread both on Wednesday when he ...

Experts say Trump's direction for the U.S. to resume nuclear testing is dangerous to populations and would open a door for adversaries to sharpen their weapons.

Questions have arisen after Russian President Vladimir Putin said his country tested two nuclear-capable weapons this week.

President Trump’s post raises technical questions about how and if the United States could “immediately” return to nuclear ...

Dmitri S. Peskov, a Kremlin spokesman, told Russian news agencies that recent drone and missile tests were not nuclear ...

The president’s ambiguity on nuclear testing is worrisome not only because America’s public can’t know what he means, but ...

President Donald Trump has suggested the U.S. will restart nuclear weapons testing, a move that upends decades of American policy ...

New strategies may soon allow scientists to test dark energy theories within our own solar system, linking cosmic-scale physics to local observation. Science advances through a cycle of proposing ...

There is no evidence to support the idea that this interstellar object is anything but a comet, but let's double-check.