Thermoelectric materials can use thermal differences to generate electricity. Now there is an inexpensive and environmentally friendly way of producing them with the simplest tools: a pencil, ...

Nothing stands between a BBC News anchor and a story. After a brief checklist before going on air - is the tie is straight and teeth free of spinach? - they grab their iPad and go live. But this ...

Get your news from a source that’s not owned and controlled by oligarchs. Sign up for the free Mother Jones Daily. If you’ve ever bought toilet paper, a bucket of KFC chicken, or photocopy paper, ...