Gadgetory

it's 2015 and hoverboards are real I'm Bridget Carey this is you're seen that update Lexus the luxury car brand of Toyota is making every back to the future fans dreams come true by creating a writeable hoverboard yes this is heavy or maybe it's light we don't really know how much it weighs because Lexus is only teasing us with a few facts about the project promising to reveal more details about it every week but we don't even have video of it in action in the movie Back to the Future Part 2 Marty McFly travels to the Year 2015 and comes across a hoverboard so of course now that we've reached 2015 engineers find themselves compelled to make this fantasy technology a reality now this isn't the first time a company has made a hoverboard you may recall video last year of Tony Hawk zipping on the Hendo board which used magnetic levitation on a copper surface with the Hendo board it just needs to be on a conductive surface to work it's really a proof of concept to show what's possible we could use this same tech on a larger scale imagine a hover train the Lexus hoverboard likely also needs to be on a special surface to work it's said to use magnetic levitation and superconductors inside are cooled with liquid nitrogen Alexis told CNBC that you cannot buy this it was just created to show it off for promotions too bad because it looks seriously slick with its bamboo board and a front design like the grille of a car I think us future fans will only really get excited when someone figures out how to make one work on water in the meantime there's another company that's figured out a way to print on water ripples is a machine that can print any design onto the foam on top of any coffee drink now this printer uses coffee extracts as the ink to print anything you want it can be words graphics a company logo even a photo of someone it can even be sent to give you a different quote or horoscope on your coffee everyday now a few coffee shops got to test it early the shop can pick from a catalogue of designs all uploaded on the cloud but customers can also make their own message or photo and to the machine printing it in under 10 seconds each ripples machine costs one thousand dollars and they will start shipping in September and here's some good tech news you can use today Google has given Gmail the power of undo send that means you have 30 seconds after hitting send to cancel the message now it's not able to fetch back an email because once an email is gone there's no getting it back rather this is a setting you can turn on in Gmail that gives you a few seconds of delay to take back any embarrassing mistakes like realizing you sent it to the wrong person that's it for this tech news roundup there's always more in cnet.com from our studios in New York I'm Bridget Carey