When I hear something’s been hacked, it conjures images of Le Carré-style spies and national security leaks, but this isn’t always the case. Sometimes, it’s just a brain genius hacking an Apple AirTag. Over the weekend, Twitter user Stacksmashingmanaged to break into Apple’s tracking device. They also managed todump the firmwareof Apple’s new device (although this hasn’t been made public). Feast your eyes on this: Yesss!!! After hours of trying (and bricking 2 AirTags) I managed to break into the microcontroller of the AirTag!...

A woman with severe depression says her life has transformed after treatment with an experimentalbrain implant. The 36-year-old has been fitted with a system that’s been described as a “pacemaker for the brain.” Researchers at the University of California, San Francisco surgically implanted the matchbox-sized device in the patient’s skull more than a year ago. The system then began searching for neural signals of depression. Once these patterns were recognized, the device stimulated a different area of the brain circuit to relieve her mood symptoms....

Scientists led byFinland’sAalto University have a found a way to revive lithium-ion batteries and to facilitate their reuse,pv magazinereports. “Re-lithiation” explained The process, called “re-lithiation,”aims tο reverse the gradual loss of lithium which accounts for the battery’s performance loss. Through an electrolysis process the scientists managed to rejuvenate lithium in battery electrodes, and then compared the performance of the “refreshed” electrodes with those from a brand new battery. According to theresults, the re-lithiation process succeeded, and thecapability and recharge capacity of the old battery were almost the same as in brand new ones....

Tired of shallow conversation? Want to have dinner with someone who’s comfortable discussing time travel and multiple dimensions? Check outBrainiac Dating. On the site, members earn badges for solving puzzles and playing games. Lawrence Chernin, the CEO and founder of Brainiac Dating, who runs the site on his own, says he started the site to be a community of people who valued intelligence, but not necessarily via book learning or college degrees....

BranchOut, the app for business networking onFacebooklaunched just over a year ago now and the latest figures it’s provided shows it’s been a busy year with some seriously impressive growth. It’s hosted over 3 million job vacancies on the app and is active in 60 countries and 10 languages, with a somewhat vague ‘millions of users’according to Inside Facebook.The figures round off a good first year for BranchOut, in which it also raised 2 rounds of investments totaling $24 million, with the most recent round closing in May this year....