Dr. Helena Braga joins us live to talk solid state electrolyte batteries, their advantages over Lithium Ion and realities of entering the marketplace.In Science News:Earth's Magnetic Field: Will it flip?Sea pineapples - the secret ingredient for stronger thin filmsWhere does phosphorus come from and is it rare in the Universe?Solar powered water filterAnd a special THANK YOU to Sarah and David for filling in last second as host schedules shifted. They did a fantastic job even more so when you consider that they had almost no notice or training!