At the Los Alamos National Laboratory in New Mexico, workers are still waiting for answers about who is liable for sicknesses they say were caused by radiation from the lab.
Two of the three invited scientists agreed with the rule, even though other evidence suggests most scientists are against it.
A new rule might open the door for regulation rollbacks on radiation and harmful chemicals.
A study of nursing homes near the nuclear site suggest the physical and mental stress of evacuation took more years off people's lives than radiation will.
The preliminary science suggests Marstronauts are going to need some protection.
Too much cell phone time for mouse moms makes for brain-addled babies.