But as hard as it is to imagine, before the advent of commuter rail, people faced a lot more peril than indefinite delays, expensive fares, and getting to know the intimate notes of strangers' body odours.
Scientists are inventing materials that repair themselves, or “self-heal” so that someday all kinds of things — from tires to tools to sidewalks — will be able to last indefinitely.
Prime Minister Benjamin Netanyahu says his military would have to retain open-ended security control over the Gaza Strip long after the war against Hamas ends.