In the late 19th century, Karl Weierstrass invented a fractal-like function that was decried as nothing less than a “deplorable evil.” In time, it would transform the foundations of mathematics.

Situated 26,000 light-years away in the center of the Milky Way, Sagittarius A* is a gargantuan tear in space-time that ... of flares erupting from the gas swirling around the black hole's mouth.

Police used batons and tear gas to disperse thousands of members of a banned Islamist group as they marched through streets ...

The situation between politicians in the Serbian parliament escalates. Smoke bombs are thrown and tear gas is sprayed into ...

Serbia’s parliament descended into chaos as opposition lawmakers threw smoke grenades and tear gas inside the chamber to ...

DHAKA (Reuters) - Police in Bangladesh's capital Dhaka used tear gas and sound grenades on Friday to disperse hundreds of members of the banned militant group Hizb-ut-Tahrir seeking to march to ...

Bangladesh Police Use Tear Gas to Disperse Islamist March in Dhaka DHAKA (Reuters) - Police in Bangladesh's capital Dhaka used tear gas and sound grenades on Friday to disperse hundreds of members ...

AMSTERDAM (Reuters) - The world's chemical weapons watchdog on Friday said it had once again found traces of tear gas on the frontline with Russia in Ukraine's central-east Dnipropetrovsk region. The ...

New Traces of Tear Gas Found on Ukraine Battlefield by Chemical Weapons Watchdog AMSTERDAM (Reuters) - The world's chemical weapons watchdog on Friday said it had once again found traces of tear ...