This infographic depicts the suspenseful 7 minutes it takes for Curiosity (Mars Science Laboratory) to get from the top of Mars' atmosphere to its surface. Represented are the Entry, Descent and Landing phases, often referred to simply as "EDL" by JPL.
NASA's Mars Science Laboratory, also known as the Curiosity Mars rover, is a huge six-wheeled robot the size of a small car. The nuclear-powered rover won't land using rockets or airbags like past Mars missions. Instead, NASA has built a rocket-propelled
Could Stress Lead to Dementia? (Yes, But Read This Before You Panic) Alzheimer’s disease is projected to affect 80 million people in the next 20 years, and we’re only in our infancy of understanding the cause(s) of this most common form of dementia.