The United States National Security Agency—the country's premier signals intelligence organization—recently declassified a Cold War-era document about code-breaking.
Mathematics
May 31, 2021
0
697
(PhysOrg.com) -- A new analysis of number randomness in Sudoku matrices could lead to the development of more difficult and multi-dimensional Sudoku puzzles. In a recent study, mathematicians have found that the way that ...
When given the choice between a free meal and performing a task for a meal, cats would prefer the meal that doesn't require much effort. While that might not come as a surprise to some cat lovers, it does to cat behaviorists. ...
Plants & Animals
Aug 10, 2021
5
1809
Whatever you are doing, whether it is driving a car, going for a jog, or even at your laziest, eating chips and watching TV on the couch, there is an entire suite of molecular machinery inside each of your cells hard at work. ...
Biochemistry
Jun 10, 2022
0
593
Heat from the landmass beneath the Antarctic ice sheet is a major contributor to the way that glaciers melt and flow—and their impact on potential sea level rise. Hotter conditions allow meltwater to lubricate the base ...
Earth Sciences
Dec 2, 2019
3
286
Physicists at the Max Planck Institute of Quantum Optics have tested quantum mechanics to a completely new level of precision using hydrogen spectroscopy, and in doing so they came much closer to solving the well-known proton ...
General Physics
Nov 27, 2020
7
8015
Feliks Zemdegs a 22-year-old man from Australia has broken the world record for solving a Rubik's cube. He has done it in just 4.22 seconds. The achievement was recorded at an event held in Melbourne called Cube for Cambodia.
Researchers at the University of St Andrews have thrown down the gauntlet to computer programmers to find a solution to a "simple" chess puzzle which could, in fact, take thousands of years to solve and net a $1m prize.
Computer Sciences
Sep 1, 2017
17
495
A mathematician from the University of Bristol has found a solution to part of a 64-year old mathematical problem – expressing the number 33 as the sum of three cubes.
Mathematics
Apr 2, 2019
0
365
Researchers working on artificial intelligence at Queen Mary University of London have taught a computer to create magic tricks.
Computer Sciences
Nov 17, 2014
0
0
