It’s a big day in space history - marking 60 years since Russian Yuri Gagarin was the first human in space, and also 40 years since the launch of Nasa’s first space shuttle. How women are crowdsourcing their own security for protection against street predators with app SafeUp. Egyptologists announce the discovery of a 3,000-year-old royal city thought lost forever beneath the desert. Ocean study will use underwater microphones to monitor whale migration and disintegration of icebergs. Monkey tennis: Elon Musk releases video apparently showing a macaque using his brain implant controlling a video game. Twitter launches Milk Tea Alliance emoji as anti-Beijing protest movement grows.

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