News tagged with 19th century

How does light travel?

Ever since Democritus – a Greek philosopher who lived between the 5th and 4th century's BCE – argued that all of existence was made up of tiny indivisible atoms, scientists have been speculating as to the true nature ...

dateMay 20, 2016 in General Physics
shares62 comments 39

Where did Australian cats come from?

Researchers have found that cats in Australia are most likely descended from those brought by European settlers. Feral cats found on the islands surrounding Australia may represent founding populations from Europe, introduced ...

dateDec 03, 2015 in Evolution
shares33 comments 0