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Robots have been used to assist in medical procedures for quite some time. For example, the "DaVinci Surgical Robot" from the US is used to remove tumors from patients with prostate cancer.
The start-up Mira Robotics marketed the robot UGO as an alternative to a maid. Even though it has 22 sensors and three cameras for space and object recognition, it still needs to be remotely controlled by an employee.
Memes like "Bad Luck Brian"—the photo of a young man that represents persistent misfortune—are known worldwide. But there are also more multi-layered memes that only certain insiders will understand.
The darknet offers political activists worldwide protection from state repression. On it, people have the opportunity to anonymously carry out internet research, and access websites that are censored in some countries.
When officials shut down the Elysium darknet platform in 2017, there were over 111,000 user accounts. Based in Germany, the exchange platform provided pedophiles worldwide with photos and videos of severe child abuse.
Drugs make up two thirds of all offers on the dark web. Whether heroin, LSD or cannabis - these illegal intoxicants can often only be found on a single platform. Payment is made with the crypto currency Bitcoin.
Telegram is the most successful WhatsApp alternative. The messaging app created by Pavel and Nikolai Durov in Russia is set to gain 150 million new users in 2021, profiting from the wave of users ditching WhatsApp.
Discord was originally a platform for gamers with an integrated chat program. But thanks to its great wealth of features, the app is becoming increasingly popular outside the gaming scene too.
Many people who become targets of online hate speech attacks feel completely overwhelmed – especially when it is happening to them for the first time. Organizations like HateAid, which specialize in digital violence, can help.
Laws determine what you can say online. Freedom of speech is well protected, especially in the USA and in many EU countries. But does this also apply to hate speech?