Over the past decades, researchers have made significant progress in cooling objects closer to absolute zero, the temperature at which all molecular motion reaches its minimum. This has allowed them ...

Can high levels of negative or unpleasant emotions cause brain damage? originally appeared on Quora: the knowledge sharing network where compelling questions are answered by people with unique ...

Largescale changes to the global food system could enable people not only to reduce greenhouse gas emissions but to achieve net negative emissions by 2050. A team led by Maya Almaraz of Princeton ...

Electronic equipment uses predominantly positive voltage rails for power; occasionally, some negative voltage rails are also used. For this reason, negative (or inverting) output DC-DC converter ...