Diodes are basic components that let electricity flow in only one direction. This video explains how they work and why they are used in power supplies and many everyday devices. A simple and clear ...

Add Yahoo as a preferred source to see more of our stories on Google. All anyone really wants out of their career is to work somewhere that values their ideas, puts them in a position to succeed and ...

Antibiotic resistance sounds like a big, technical term, but it shows up in very real ways. A simple infection that should clear up in a few days starts dragging on. A fever doesn’t respond like it ...

Cuba is no stranger to economic and political crises. But a combination of nationwide blackouts and a fuel shortage–made worse by a U.S.-imposed oil blockade–have recently led to escalating political ...

Cold feet before a wedding is one thing. Immense dread? That’s another — and that’s what the bride in the new Netflix series “Something Very Bad Is Going to Happen” experiences in the lead-up to her ...

A federal judge on Thursday threw out all but three of Blake Lively’s bombshell claims against her “It Ends With Us” co-star and director Justin Baldoni, in which she accused him of sexual harassment ...

Add Yahoo as a preferred source to see more of our stories on Google. President Trump at a recent press conference at in Miami. (Kevin Lamarque/Reuters) Republicans in the Senate are gearing up for ...

Do trees have minds? A friend posed this question during one of the high school afternoons we habitually spent—no doubt with too much time on our hands—engaging in amateur philosophical banter. It ...