ifill: and not too cold, not too hot new research suggests there are tens of billions of planets just right to potentially support life. this is the $464 million question. do these planets that orbit their stars in orbits that remind us of the earth, the size of the earth, do they actually have liquid water? ifill: those are just some of the stories we re covering on tonight s pbs newshour. major funding for the pbs newshour has been provided by: moving our economy for 160 years. bnsf, the engine that connects us. the william and flora hewlett foundation, working to solve social and environmental problems at home and around the world. and with the ongoing support of these institutions and foundations. and. this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. ifill: the white house spent another day on the defensive today about whether it over- promised on its
there are tens of billions of planets just right to potentially support life. this is the $464 million question. do these planets that orbit their stars in orbits that remind us of the earth, the size of the earth, do they actually have liquid water? ifill: those are just some of the stories we re covering on tonight s pbs newshour. major funding for the pbs newshour has been provided by: moving our economy for 160 years. bnsf, the engine that connects us. the william and flora hewlett foundation, working to solve social and environmental problems at home and around the world. and with the ongoing support of these institutions and foundations. and. this program was made possible by the corporation for public broadcasting. and by contributions to your pbs station from viewers like you. thank you. ifill: the white house spent another day on the defensive today about whether it over- promised on its health care plan. president obama said americans would be able
it s the right thing to do. right now we have corporations making profits and employees making minimum wage. it s hard to adjust to that overnight. ifill: and not too cold, not too hot new research suggests there are tens of billions of planets just right to potentially support life. this is the $464 million question. do these planets that orbit their stars in orbits that remind us of the earth, the size of the earth, do they actually have liquid water? ifill: those are just some of the stories we re covering on tonight s pbs newshour. major funding for the pbs newshour has been provided by: moving our economy for 160 years. bnsf, the engine that connects us. the william and flora hewlett foundation, working to solve social and environmental problems at home and around the world. and with the ongoing support of these institutions and foundations. and. this program was made possible by the corporation for public broadcasting. and by contributions to your