1st lets take a look at our planets sun wind and water are almost inexhaustible sources of energy here on earth and we have the technology to tap into them were moving away from fossil fuels to Renewable Energies that much is clear but whats unclear is how to reliably store all of that energy. Its a problem that we need solving as more and more of our electricity in the future will come from renewable sources. This was engineer has come up with an interesting concept. Andrea petrecki has a vision he wants to build a gravity assisted battery to compensate for the fluctuating nature of solar and wind energy if it works itll be able to store millions of times more energy than a conventional household that are e the. Vision is a system for storing large amounts of energy so we can increase the sheriff of nubile energy is in the grid. Right now its about 30 to 35 percent thats the limit because the sun doesnt shine constantly what we need is a more economical and efficient storage system th
Point. Also coming up at the Berlin Film Festival alewife time Achievement Award goes to a woman known as the queen of british cinema. Its helen mirren we did all of the act is triple and off to an emmy a teddy now she can add a gold that at least thats coming up on the day. When to our viewers watching on p. B. S. In the United States and all around the world welcome we begin the day with new cases of the coronavirus that have doctors puzzled in california and here in germany the 1st cases have been reported the people who became infected but not by any known means of Trans Mission now that is an unsettling new mystery as the world prepares for more corona virus outbreaks. Many in california are now reporting as we said the 1st cases of the coronavirus that have no obvious means of transmission today the World Health Organization said that efforts to stop the virus have never been as important as they are now and this is what we know tonight new infections outside china now outnumber
1st lets take a look at our planets sun wind and water are almost inexhaustible sources of energy here on earth and we have the technology to tap into them were moving away from fossil fuels to Renewable Energies that much is clear but whats unclear is how to reliably store all of that energy. Its a problem that needs solving as more and more of our electricity in the future will come from renewable sources. A swiss engineer has come up with an interesting concept. Andrea petrecki has a vision he wants to build a gravity assisted battery to compensate for the fluctuating nature of solar and wind energy if it works itll be able to store millions of times more energy than a conventional household that are e. Vision is a system for storing large amounts of energy so we can encourage the sheriff energy is in the grid. Or right now its about 30 to 35 percent thats the limit because the sun doesnt shine constantly what we need is a more economical and efficient storage system. And this is wh
1st lets take a look at our planets sun wind and water are almost inexhaustible sources of energy here on earth and we have the technology to tap into them were moving away from fossil fuels to Renewable Energies that much is clear but whats unclear is how to reliably store that energy. Its a problem that urgently needs solving as more and more of our electricity in the future will come from many of those sources. A swiss engineer has come up with an interesting concept. Andrea petrecki has a vision he wants to build a gravity assisted battery to compensate for the fluctuating nature of solar and wind energy if it works itll be able to store millions of times more energy than a conventional household battery. Vision is a system for storing large amounts of energy so we can increase the sheriff or nubile energies in the grid. Right now its about 30 to 35 percent thats the limit because the sun doesnt shine constantly what we need is a more economical and efficient storage system that an
If officials are doing enough to protect citizens from right wing violence the killer specifically targeted foreign looking people and Authorities Say he had a deeply racist worldview. Well the crime has shocked him now and left people with immigrant background fearing for their safety the cold blooded act has left a deep scar in the once peaceful city our reporter traveled there and met with. He bore witness to the events on february 19th including the last moments of his friends life. And a moose i had planned to have an enjoyable evening with a few friends of their favorite handle she should bar instead it turned into a nightmare one that hen i will never forget. Trouble there so i wrote quite early i think it was 6 or 6 30 pm we just wanted to smoke a pipe and then head home but then another friend joined us called and said we should stay and watch football with Champions League at half time the door suddenly flew open a man entered shots rang out then after just a few minutes the