and video sharing site youtube announced plans to make dislike numbers private. apple will soon — finally — let users repair their own phones, selling the tools and parts available for some of the common fixes. yes, those of us with the inclination, time and knowledge can purchase the manual and parts to fix things like screen and battery replacements in the iphone 12 and 13. it plans to offer the service in the us from next year, before a global rollout. though let me tell you from experience, it's not for the faint—hearted. balloon robots with soft insides are now a possibility, thanks to a new way of making soft actuators — those are the bits that make things move. scientists at princeton university use bubble casting to create soft robots, such as this star—shaped one, that can perform delicate tasks like picking up a blueberry. and finally, here's dog phone — the toys pets can use to video call their owners. to help with separation anxiety, the internal accelerometer