This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Under a tangled mess of pipes, tubes, gauges, ...

The absolute lowest temperature possible is -273.15 degrees Celsius. It is never possible to cool any object exactly to this temperature – one can only approach absolute zero. This is the third law of ...

How cold is space, does it ever drop to absolute zero and what happens if you fall into it without a spacesuit? When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

A cloud of atoms with a temperature beyond absolute zero – which is also bizarrely hotter than any positive temperature imaginable – could be a mysterious new quantum state of matter. Luca Donini at ...

Scientists have demonstrated a cryogenic circuit that enables faster control of photons, marking a key advance in quantum technology and low-temperature light processing. (Nanowerk News) Scientists at ...