End of an era: Last space shuttle comes home.
iFraud: Entire Apple stores being faked in China.
Applause, but no tears in Mission Control at end.
Hot nights can compound danger from heat waves.
Shuttle workers face layoffs, diminished staff.
Heat and humidity conspire for discomfort, danger.
Living-long paper withdrawn after data questioned.
Teaching evolution up for debate again in Texas.
Future of spaceflight? NASA is outsourcing the job.
Lack of sperm coating plays role in infertility.
