On Thursday, physicists announced the discovery of ripples in space-time theorized by Einstein 100 years ago.
The discovery is expected to reveal never-before-seen events in the universe akin to opening "a brand new window on the universe."
Scientists at the U.S.-based Laser Interferometer Gravitational-Wave Observatory (LIGO) confirmed the existence of gravitational waves after 'hearing' the shockwaves caused by a pair of ancient, merging black holes. Press conferences like this one at the Max Planck Institute in Germany hailed the discovery around the world. (Julian Stratenschulte/EPA)
In a decidedly more terrestrial affair, a farmers' protest in Athens turned violent on the steps of the agriculture ministry.
Farmers from all over Greece, some wielding shepherd's staffs, gathered en masse in the capital on Feb. 12 to call on the government to withdraw a proposed tax hike and social security and pension reforms. (Pantelis Saitas/EPA)
A dramatic train crash in Beni Suef, south of Cairo, injured dozens of people.
Dozens of people were injured when a train collided with a concrete block that caused it to derail in the early hours of Feb. 11. (Mohamed Abd El Ghany/Reuters)
Awards season is upon us, and the BAFTAs get underway this weekend.
Seating gets assigned ahead of the British Academy of Film and Television Arts awards, known as the BAFTAs, at the Royal Opera House in London on Feb. 11. The live telecast of the awards show takes place on Feb. 14. (Andy Rain/EPA)
A wild elephant rampaged through an east Indian town, sending panicked people running.
The Year of the Goat gave way to the Year of the Monkey on Feb. 8.
Members of Scotland's Chinese community, along with observers of the Lunar New Year around the world, celebrated with parades like this one in George Square, in Glasgow. (Jeff J Mitchell/Getty )
A 6.4 magnitude earthquake hit southern Taiwan, toppling buildings and killing at least a dozen people.
A survivor of a building collapse in Taiwan gets lifted from the wreckage on Feb. 7. Over 100 people were reported missing in the disaster. (Lam Yik Fei/Getty)
Townswomen dressed as mythical Lamia held a carnival in the coastal Basque town of Mundaka in northern Spain.
In northern Spain, an age-old tradition was upheld on Feb. 7. Lamia are fabled creatures whose lower extremities are said to transform from duck feet to fish tails depending on their proximity to the sea. (Vincent West/Reuters)
The Denver Broncos upset the Carolina Panthers 24-10 in Super Bowl 50.
The Denver Broncos upset the Carolina Panthers 24-10 to earn their third NFL championship title on Feb. 7. Here, Panthers' Jonathan Stewart sails into the Broncos' end zone during Super Bowl 50 in Santa Clara, Calif. (Stephen Lam/Reuters)
Rio's massive Carnival party went down despite fears of Zika virus.
In Brazil, a massive mosquito eradication effort is underway to fight Zika virus.
Brazil's 'mega-operation' is aimed at eliminating potential mosquito breeding sites, like the shallow lake over which 31-year-old Daniele Kelly — who is seven months pregnant — lives in a stilt house in Recife. Zika virus is feared to be related to thousands of cases of birth defects in the country. (Nacho Doce/Reuters)