A Chinese user managed to install a SIM card tray on an iPhone Air by embracing a hardware trade-off. Here are the details.

According to the Environmental Protection Agency, the air inside your home may be more polluted than the air outdoors. One way to improve your air quality indoors is by using an air purifier — they ...

Challenge yourself every day with a free mini version of the classic crossword puzzle. Can you solve The Mini in minutes — or seconds? Play a new puzzle every day or browse the archive. Jump in to ...