Mark Kaufman, science reporter at Mashable, discusses California's history-making decision to mandate solar panels on all new homes and low-rise apartment buildings. [We talk what this means for the solar panel companies and the rest of the U.S.](https://mashable.com/2018/05/09/california-becomes-first-state-to-mandate-solar-panels-on-new-homes)
Volunteers worked frantically on a second day Wednesday to save dozens of pilot whales that have stranded themselves on a beach in Western Australia, but more than 50 have already died.
The water temperature on the tip of Florida hit hot tub levels, exceeding 100 degrees (37.8 degrees Celsius) two days in a row. And meteorologists say that could potentially be the hottest seawater ever measured, although there are some issues with the reading.