Science and Tech

Elon Musk’s SpaceX has successfully completed a world first test, landing part of their Starship back onto its launch pad. This means the company’s plan to develop a fully reusable and quickly deployable rocket a lot closer. The BBC’s science correspondent, Pallab Ghosh, explores why this “incredibly difficult” operation is a big deal for future exploration and what environmental concerns …

Getty Images Line judges will no longer feature at Wimbledon from next year “The drama of a player shouting and making a challenge, and the crowd watching the screen and waiting for Hawk-Eye to make a decision, all of that drama is now lost.” David Bayliss is describing a scene he saw play out many times as a Wimbledon line …

BBC Social media algorithms, in their commonly known form, are now 15 years old. They were born with Facebook’s introduction of ranked, personalised news feeds in 2009 and have transformed how we interact online. And like many teenagers, they pose a challenge to grown-ups who hope to curb their excesses. It’s not for want of trying. This year alone, governments …

Elon Musk has unveiled Tesla’s long-awaited robotaxi, which he claims will hit the market as early as 2027. BBC Tech Correspondent Lily Jamali analyses the ‘robocabs’ and whether their reliance on camera technology might be undermining the vehicles’ safety. Musk also debuted “Optimus” robots, which he claims will free up human time and take on chores.

Getty Images Red Teams try to break into high security facilities A crack team assembles and breaks into a top secret military base or corporate headquarters – you’ve probably seen it in a film or on TV a dozen times. But such teams exist in the real world and can be hired to test the tightest security. Plenty of firms …

Getty Images The US and the UK have announced what they say is their first joint agreement aimed at keeping children safer online. It will see the setting up of a joint online safety working group to share evidence and expertise, and study the impact social media has on children. UK Technology Secretary Peter Kyle said the agreement would turn …

Tesla boss Elon Musk is to unveil the firm’s long-awaited robotaxi prototype, the Cybercab, at the Warner Bros Studios in Burbank, California on Thursday. Self-driving cars have long fascinated Mr Musk and he has made a series of bold predictions about them – including that they will save lives or earn their owners money, through being rented out for rides …

GitHub Peter Todd – picture from his GitHub page A new documentary claims to have solved the greatest mystery in cryptocurrency: the true identity of the inventor of Bitcoin. The question has captivated the internet since the digital currency was launched by an unknown person or persons calling themselves Satoshi Nakamoto in 2009. Now the makers of an HBO film …

The US government says it is considering whether to ask a judge to break up search engine giant Google, in a move that could reshape how technology giants do business. The Department of Justice (DoJ) says the measures may include “structural requirements” to prevent Google from maintaining its internet search “monopoly”. In response, Google warned that the proposed changes could …

Brazil’s Supreme Court has said it is lifting a ban on the social media platform X, formerly known as Twitter. In his decision, Justice Alexandre de Moraes said that he authorised the “immediate return” of X’s activities in the country after it paid hefty fines and blocked accounts accused of spreading misinformation. According to a statement, the site has paid …