Page 18 - Visible Light News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Says any tax dollars available go toward critical city services and that's it. supporters contend some of the mayor's top priorities might be among the project that get the most votes. he says he hopes so and even he admits that participatory budgeting is getting more people involved by giving them more of a say in how their tax dollars are spent. shep? >> shepard: claudia cowan live in san francisco. if you can't see it, is it there? scientists say they are one step closer to making stuff invisible. of course, there is a catch. researchers at duke university have released this so-called invis...

It emits radiation all the time. should we be concerned about what comes from this? >> a microwave does not emit ionized radiation as we're concerned that in japan. there are many forms of radiation, visible light, infrared and ionizing radiation. right now, our microwave tools, we've diminished the emission. but microwave is really used to move atoms quickly to heat them up. not the same kind. it has some risked but our tools -- >> i think the problem a lot of people have, there is a lot of information out there. we're hearing that there is no safe level of exposure to radiation. is that righ...