The technical challenges of building quantum computers are huge. At Google, they have so far only worked under laboratory conditions. Quantum mechanic Marissa Giustina explains why.

The calculations that conventional computers do sequentially, quantum computers can perform simultaneously. This is why quantum processors are so fast and powerful. The principle behind this is superposition.

The great strength of quantum computers is being able to calculate different scenarios very quickly. Marissa Giustina, quantum engineer at the Google Quantum AI Lab, explains when this is useful.

Hartmut Neven is one of the most respected scientists in quantum physics. As manager of the Google Quantum AI Lab, he is developing a computer to solve the problems that classical computers cannot.

After massive layoffs, experts doubt that Twitter can hold up its security standards and effectively battle fake news. This could put activists worldwide in harms way and endanger lives of people in disaster areas.

Are the rumours true? Apple is possibly gearing up for a long awaited headset launch. The headset will reportedly combine VR and AR. If successful, this could be a game changer for mixed reality.

China has witnessed its biggest wave of public protest in a decade. But if you were to search Twitter for news on the protests in Mandarin, you would find ... mainly porn! We tell you why.

Metaverse developers promised users VR parties and glossy avatars. But in most places in the Metaverse, there's hardly anyone around.

The makers of virtual worlds promise users endless fun and new encounters. But so far only VR games have been truly successful. Meeting friends, shopping and working is not attractive to users.

"Nollywood" is the hub of Nigerian film. The series and films it produces has fans all over West Africa. Meanwhile, Netflix and Amazon Prime are also partnering with the successful film scene.