VIDEO: Which Power Source Is Most Efficient? – DNews

Australian researchers just unveiled the most efficient solar panels ever. How efficient are they, and what is the most efficient source of energy?

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VIDEO: Is Fusion Energy Close To Becoming A Reality? – DNews

Lockheed Martin claims to have a fusion reactor built in the next 5 years. How would this technology work, and what would this mean for the world? Trace explains.

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VIDEO: New iWatch Rumors Video

Once upon a time the iWatch was just a fun suggestion on behalf of eager fans, not a product anyone was taking seriously. But rumors have started to reach critical mass recently with a string of allegedly leaked specs and some telling patent filings. It has been enough, at the very least, to get the concept artists at work envisioning what Apple’s potential smart watch might look like.So now that we’ve had some time to let these rumors gestate a little bit, we decided to take a look at the ones that have actually persisted and are more likely to end up in the final product. If you’re wondering when you might be able to buy the iWatch, or whatever Apple ends up naming their wearable, you might not have to wait all that long. Rumors point to a September or October announcement.

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VIDEO: Mayor Of Toledo, Ohio Lifts Ban On Drinking Tap Water

The mayor’s office said a ban on drinking tap water in Toledo was lifted early Monday after new tests showed that toxins were no longer at dangerous levels from algae on Lake Erie. Mayor Michael Collins said at a Monday news conference announcing the latest results from city tests, “Our water is safe.” Some 400,000 residents had been told not to drink the water in the Toledo area on Saturday after health officials found the lake, which supplies most of the area’s drinking water, may have been affected by a harmful algal bloom. Tests run Sunday by the state and the U.S. Environmental Protection Agency indicated toxin levels in the water were clean or acceptable but Collins said he was waiting for city tests to confirm those results before lifting the ban.

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VIDEO: Apple Watch And IPhone 6: What You Should Know

Apple stole all the headlines and social conversation on Tuesday, as the company unveiled its latest gadgets: the iPhone 6 , the iPhone 6 Plus and the Apple Watch , as well as its mobile-payments platform Apple Pay. Wednesday afternoon, Mashable discussed Apple’s first smartwatch , its foray into the phablet market and much more in a MashTalk Hangout on Air.



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