Toba catastrophe theory A study is released suggesting that humanity flourished even after Lake Toba erupted 74,000 years ago.
Asteroid 2015 TH (previously known as V774104), a 100–400 kilometer asteroid, is announced as possibly the fourth most distant known Solar System object from the Sun at nearly 90 (±10) times Earth's distance from the Sun.
Cabinet of Donald Trump U.S. President Donald Trump fires Rex Tillerson as Secretary of State, moving to replace him with CIA Director Mike Pompeo. Trump selects CIA Deputy Director Gina Haspel to replace Pompeo as director.
Transport in Iraq Iraqi Prime Minister Haider al-Abadi lifts a ban on international air travel to the Kurdistan Region.
Japan–North Korea relations Anonymous Japanese government sources say that Japan is considering a summit meeting between Japanese Prime Minister Shinzō Abe and North Korean leader Kim Jong-Un.
Amhara Region A bus plunges into a ravine in the Amhara Region, Ethiopia, killing at least 38 people, mostly students.
Argentine Navy The Argentine Navy rescues four United States Antarctic Program scientists and a contractor stranded on Joinville Island in Antarctica after their icebreaker RV "Laurence M. Gould" encountered thick sea-ice.
Naxalite–Maoist insurgency Maoists blow up a mine-protected vehicle of CRPF personnel with an IED, killing at least nine and injuring two others in Sukma district, Chhattisgarh, India.