Carlo Rovelli writes that quantum mechanics tells us reality is a net of interactions where there are no things, only relationships; nothing has properties until it interacts with something else.

The action, the first of several planned steps by the federal government, follows the ransomware hack of the Colonial Pipeline.

The meal includes Chicken McNuggets, a medium order of french fries, a medium Coke and two new sauces inspired by McDonald's South Korea.

Hotter oceans are putting coral reefs in peril worldwide. Scientists are warning that to save them, heat-trapping emissions must fall, and reefs will need more protection and restoration.