For as long as humans have been around, it seems we've been exploring our world, from the top of Mount Everest to the bottom of the Mariana Trench. Famous explorers like Neil Armstrong and Roald Amundsen have braved the frontiers of space and the frozen Antarctic continent. While the explorers of the past are often the most well-known and celebrated, the exploration of our world continues today, charting unknown deep sea communities and pristine jungles. Read below for the latest news on current expeditions to see what we're learning about our planet today.
For the first time, cardiac and vascular structures were 3D printed in a microgravity environment using adult human stem cells. Three companies led by NASA contractor Techshot Inc. developed a "space hardened 3D bioprinter" prototype.
Math man Ken Golden needed to understand how water moves through sea ice. So he bundled up for a polar science quest; not only climate questions, but physics, biochemistry, and materials research will benefit from his work.