It's a new and improved version of the bestselling sunrise alarm clock, but Hatch isn't raising its prices. It is available ...
In order to better understand her circadian rhythm, science journalist Lynne Peeples conducted an experiment in which lived ...
She has tested several sunrise alarm clocks, white noise machines, and other sleep-related gear. After a new round of testing, the Philips SmartSleep Wake-Up Light HF3520 remains our top pick.