INSIDER
Prepare to flick off your incandescent bulbs for good under new US rules that kicked in this week
Read full article: Prepare to flick off your incandescent bulbs for good under new US rules that kicked in this weekThomas Edison's pioneering incandescent light bulb, which cast illumination by heating a filament until it glowed, is fading into history.

Grand timing: How one of world's most luxurious hotels was built in 93 days
Read full article: Grand timing: How one of world's most luxurious hotels was built in 93 daysMACKINAC ISLAND, Mich. - When you first see the Grand Hotel, what we're about to tell you couldn't possibly seem true. The hotel on Mackinac Island is one of the most posh in the world. It was also considered as the site for the 2020 G7 summit, as President Donald Trumps administration checked out the Grand Hotel before deciding to hold it at Trumps golf resort in Florida, according to Crains. Theres no confirmation of that fact on the hotels website, but if it were true, Caskey missed getting that bonus by three days. In February, U.S. News & World Report listed the Grand Hotel as among the top 10 all-inclusive resorts in the U.S.

Walmart, Amazon and Ikea sued over Edison light bulbs
Read full article: Walmart, Amazon and Ikea sued over Edison light bulbsPixabay(CNN) - The Edison light bulb is having another moment - 140 years after its invention: It's the center of a new lawsuit. The University of California Santa Barbara is suing five major retailers Walmart, Target, Amazon, Ikea and Bed Bath & Beyond for violating its patents on "filament" LED light bulbs. The bulbs are designed to look like the some of the original light bulbs produced by inventor Thomas Edison. In the court filings, the university expects sales for the Edison bulbs to exceed $1 billion this year. The bulbs have an antique aesthetic but are much more energy efficient than the original Edison bulbs.