Ukrainian YouTuber who is known for creating educational videos on a variety of topics. He has 1 million subscribers and 37 million overall views.
He first posted to Instagram on March 8, 2013, with a photo of him riding the train. He launched his YouTube channel two years later.
In 22018 he performed at Vidfest, the national festival of video bloggers.
He has a younger brother.
On June 16, 2017, he posted a selfie with renowned physicist Lawrence Krauss.