WTF?! Food dye can be found in a wide range of products on grocery stores' shelves, but scientists have recently put it to a novel use: making a mouse's skin temporarily transparent. Once the technique is refined to work on the thicker human epidermis, there are all sorts of applications where it can be used, from tattoo removal to early detection of skin cancer.
In brief: DoorDash and Alphabet subsidiary Wing have launched their first joint drone delivery program in the US. Select customers in Christiansburg, Virginia, can now order eligible menu items from Wendy's through DoorDash and choose to have it delivered via drone. If eligible, they'll see the option for drone delivery during checkout.
Imagine this: You are standing in line at a fast food restaurant, looking at the menu to decide what to order. You decide on a plain burger for $4. The queue finishes one order, so you move up, then notice your burger now costs $4.20. The line moves again, and now it's $4.40. There are still five more customers ahead of you. What do you do?