5 apps for cleaning and speeding up your PC

Before you ditch your slow computer in favor of a new model, try using one of these apps to clean and speed it up.

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Apple aiming to be completely carbon neutral by 2030

Google Cloud adds 11 security features to G Suite

Photos: NASA's latest Mars rover, Perseverance, is headed to the Red Planet

Robotics in the enterprise

Robots have moved off the assembly line and into warehouses, offices, hospitals, retail shops, and even our homes. ZDNet explores how the explosive growth in robotics is affecting specific industries, like healthcare and logistics, and the enterprise more broadly on issues like hiring and workplace safety.