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Redefining the ampere with the help of graphene Researchers in the United Kingdom have created the world's first single-electron graphene pump. ...Astronomers using Chandra, XMM-Newton, Swift and RXTE find hidden exotic neutron stars When a massive star runs out of fuel its core collapses to form either a black hole or a neutron ...Towards an African telescope network South African scientists are working on a project to expand radio astronomy in Africa by recycling ... |
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