About 4 years ago a new record for the shortest time measurement was set, how long it takes light to cross a hydrogen molecule.
To measure small differences in time, you need a really tiny clock, and researchers in Germany have discovered the smallest known clock: a single hydrogen molecule.
Using the travel of light across the length of that molecule, those scientists have measured the smallest interval of time ever: 247 zeptoseconds.
One zeptosecond is a trillionth of a billionth of a second, by the way.
1 Like
That’s as long as 2024 took for me.
1 Like
my brain used to work that quick, wonder what happened…mmmm
1 Like
A few years went by… 
Tried and true time-piece for fossils.
1 Like
I’ve got the t shirt too 
1 Like
Now are we going to use that ?
Above my pay grade.
Only an Atomic Physicist can answer that. 
Just my sense of humour, Mr Bretrick !
1 Like
A good question all the same.
I would love to know an answer.
According to Ask AI
Practical Uses of a Zeptosecond
The concept of a zeptosecond, which is one trillionth of a billionth of a second (or 10^(-21) seconds), may seem abstract and primarily theoretical at first glance.
However, recent advancements in measuring such incredibly short time intervals have significant implications for various fields, particularly in quantum physics and technology.
1. Quantum Computing
One of the most promising practical applications of zeptosecond measurements lies in the field of quantum computing.
Quantum computers operate on principles that involve quantum bits (qubits), which can exist in multiple states simultaneously.
Understanding and manipulating these states with high precision is crucial for developing efficient quantum algorithms.
The ability to measure events at the zeptosecond scale allows researchers to observe and control quantum phenomena that occur on extremely short timescales, potentially leading to breakthroughs in quantum information processing.
2. Superconductivity Research
Zeptosecond measurements can also enhance our understanding of superconductivity, a phenomenon where certain materials exhibit zero electrical resistance at low temperatures.
The dynamics of electron interactions within superconductors happen on very short timescales.
By measuring these interactions with zeptosecond precision, scientists can gain insights into the mechanisms that lead to superconductivity, which could pave the way for new materials and technologies that utilize superconducting properties more effectively.
Thank you, Mr Bretrick. I appreciate your information.
1 Like
Do you think they will use that accuracy when timing F1 cars in the future?
3 Likes
Could be interesting if you’re late for work
1 Like
I remember my Grandmother telling me about Nan-oseconds 
1 Like
now then “quick as a flash” how long is that
!!!WARNING!!!
This post contains “Flashing” Images 
1 Like
He,s hanging around