PARIS—Dassault Aviation is pushing for its proposed Vortex reusable spaceplane to become a European Space Agency (ESA) program, Chairman and CEO Eric Trappier said July 22. By taking on the Vortex ...
A sudden stratospheric warming event reversed the winds that make up the northern polar vortex on March 9. A new animation shows the vortex also moved away from the Arctic towards Europe. When you ...
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