Can light behave like a whirlwind? It turns out it can—and such "optical tornadoes" have now been created in an extremely small structure by scientists from the Faculty of Physics at the University of ...

Remember when we looked at whether you can use vegetable oil as a motor oil substitute? Well, today's situation is nothing like that. Brake fluids based on mineral oil — although not pure mineral oil ...

Electronics hobbyist Scott Lawson wanted to know which parts in his storage collection he actually reaches for, so he invented a tracking system that costs about $3: colored dot stickers from ...

Tribal leaders said if the Save Act becomes law, it would make it even harder than it already is for people living on the Navajo Nation to vote. A legislative hearing on foreign funding and national ...

These are decimal numbers, and dots above some of the digits make them recurring decimals. One dot means the digit under it repeats infinitely. In other words, it goes on forever (and ever and ever).

DoT Member (Services) Deb Kumar Chakrabarti presents a keynote address at the ninth-edition of ETTelecom 5G Congress 2026.