On the eve of a contentious election, Twitter suspends the accounts of progressive activists

Today, Alberta is having one of its bitterest, hardest-fought elections, with far-right/xenophobic elements on the upswing through the United Conservative Party, led by Jason Kenney, who has been awfully cavalier about the white nationalists in his party. Read the rest

Protests after violent seizure of Peking University's Marxist Society

The Marxist Society of Peking University were getting ready to celebrate Mao's 125th birthday when the university administration abruptly deposed its leader, Qui Zhanxuan, and replaced the Society's leadership and upper cadres with 32 ringers largely drawn from the Communist Youth League or the Chinese Communist Party. Read the rest

A catalog of ingenious cheats developed by machine-learning systems

When you train a machine learning system, you give it a bunch of data -- a simulation, a dataset, etc -- and it uses statistical methods to find a way to solve some task: land a virtual airplane, recognize a face, match a block of text with a known author, etc. Read the rest

Disney's prized theme-park no-fly zone means it can't use drones in its firework shows

Disney won its war on overflights by planes towing advertising banners in 2003, winning the only no-fly zone over a theme-park in the USA. Read the rest