Science

NASA builds menu for planned Mars mission in 2030s
A group of scientists is building a menu that must sustain a group of six to eight astronauts during a planned journey to Mars in the 2030s.
BBC: Life after competition for athletes
The BBC's 'Life Cycle Of An Athlete' series looks at life after the headlines for elite athletes. What's life like after competition and what are the long-term physical and psychological consequences?
Space workers struggle a year after last shuttle
A year after NASA ended the space shuttle program, thousands of workers around the Kennedy Space Center are still struggling to find jobs.
The making of an elite athlete
Watching elite athletes at the top of their game is quite a spectacle, but what makes them great? Are these athletes simply born with skills and bodies that the majority of people lack, or does their greatness come from dedication and practice?
After a painstakingly slow two-day move from the earth's surface, the world's most sensitive dark-matter detector has a new home nearly a mile underground in a shuttered South Dakota gold mine.
Solar storm barreling toward Earth
The space weather forecast for Earth looks a bit stormy this weekend, but scientists said not to worry.
Researchers have discovered a rare gene mutation that protects people against Alzheimer's disease. We'll talk with Dr. Ronald Petersen of the Mayo Clinic about what the discovery means for treatment of Alzheimer's.
Is it possible to make artificial blood? As part of the BBC Discovery Series, Vivienne Parry looks at attempts to make it as medical professionals worry about donor shortages and infected supplies.
New vaccine could prevent nicotine addiction
Nicotine is a tough addiction to kick. But what if you could prevent the addiction in the first place? Weill Cornell Medical College researchers say they prevented addiction in mice with a vaccine.
34 years after first test tube baby, ethical questions remain
This month marks 34 years since the first test tube baby was born. While the procedures are becoming quite common, ethical questions linger. What are these concerns?