A shard of smooth bone etched with irregular marks dating back 20,000 years puzzled archaeologists until they noticed something unique – the etchings, lines like tally marks, may have represented ...

May 30 (UPI) --A shard of smooth bone etched with irregular marks dating back 20,000 years puzzled archaeologists until they noticed something unique - the etchings, lines like tally marks, may have ...

The roundest country (left, Sierra Leone) and the squarest country (right, Egypt), with flags overlaid. Some countries are long and thin, others compact and nearly symmetrical. Some follow natural ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

Not only is the latter easier to read, it's hundreds of times faster than the for loop (and provides opportunities for hidden vectorization and parallelization). However, the Numpy abstraction stops ...

Several fields of mathematics have developed in total isolation, using their own 'undecipherable' coded languages. Mathematicians now present 'big algebras,' a two-way mathematical 'dictionary' ...

A 3D-printed decuplet crystal, skeleton, and nerves of a big algebra designed by Daniel Bedats. Printed with the Stratasys J750 3D printer at ISTA’s Miba Machine Shop. Symmetry is not just a question ...

The Z-10 would need organic EW capability in contested battle spaces and the KG300G EW pod serves this purpose. A picture recently emerged online shows a PLA (People’s Liberation Army) Z-10 attack ...

Cool Math Games offers access to a wide range of free math challenges that help students sharpen their mathematical skills. These include free thinking, strategy, and logic games. Cool Math games are ...