SCIENCE IN THE NEWS WEEKLY
Falcon 9 Launch Successful
A private cargo rocket built by Space Exploration Technologies Corp. of Hawthorne, Calif. blasted off last week, headed to the International Space Station. The rocket carried only about 1,000 pounds of cargo. The importance of the launch was more technical and symbolic.
In other space news, stargazers will have a chance on June 5 to glimpse a transit of Venus, in which the planet passes directly between Earth and the sun. Venus will take six hours to march across the star's face, appearing as an inky black dot in silhouette against the solar disk.
The moon nearly blotted out the sun last week, creating a blazing "ring of fire" eclipse visible in many parts of the world.
In 2019, a spacecraft known as Euclid will begin a mission to study dark energy. But it is being launched by the European Space Agency, not NASA, with American astronomers serving only as very junior partners.
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PODCAST & VIDEO: 3D Printing Replacement Body Parts
Regenerative medicine, a fledgling field with the aim of regrowing parts from a person’s own cells, is being amplified with 3D-printing technology, which can now use organic materials to create scaffolds that cells need to grow into their final forms. Richard Wysk, a professor of industrial and systems engineering at North Carolina State University, discusses the latest successes with this research, and the timeline for creating more complicated structures.
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