Discover eight nostalgic 1980s home decor ideas making a comeback, from stencils and dusty pastels to ruffles and more.

Abstract: The sub-terahertz (sub-THz) frequency range, 100–300 GHz, has garnered significant attention in the wireless communication community for its potential to meet the growing data rate demand.

See what you remember about this extraordinary year by taking our special 2025 news quiz. Compiled by Jeremy Engle The Times Upshot reporter Claire Cain Miller joins us in January to chat with ...