A Saratov Airlines plane carrying 65 passengers and six crew crashed soon after takeoff from Moscow’s Domodedovo Airport on Feb. 11, killing everyone on board. It was en route to the city of Orsk, just north of the Kazakhstan border. 

The plane was a Russian-made twin-engine Antonov An-180. Frozen-over speed sensors are suspected to have given incorrect readings, leading to the accident, with investigations ongoing as of press time. 

Worldwide, the crash was the...

Three suicide bombers targeted a market in Maiduguri, northeastern Nigeria, on Feb. 17, killing at least 20 people and injuring at least 20 others. The bombers were identified as young women.

No group claimed responsibility for the attack, but Islamist militant group Boko Haram is suspected. Boko Haram is known for using women suicide bombers, particularly in Maiduguri.

An attack by militants on a boarding school in the town of Dapchi, northern Nigeria, caused hundreds of...

Mt. Sinabung, on the Indonesian island of Sumatra, erupted on Feb. 19, spewing ash more than 3 miles into the air and causing a massive pyroclastic flow. No injuries were reported, but nearby towns were evacuated during the eruption. Worldwide, it was the largest volcanic eruption in the last five years.

Mt. Sinabung erupted in 2010, killing two people, after centuries of dormancy. It has erupted two other times since then, in 2014 and 2016, killing a total of 23 people. The area...