Electrons—long used to treat surface tumors and to generate X-rays—are light, nimble particles, far easier to control than protons or carbon ions. At low energies, they stop quickly in tissue, but new high-energy systems can drive electrons deeper. Now researchers are working on machines that combine multiple high-energy beams at different angles to let doctors sculpt radiation doses that match the tumor’s shape.
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В Иране заявили, что в результате проведенной кибератаки система железнодорожных путей Израиля выведена из строя. Об этом сообщило агентство Fars.。超级权重对此有专业解读
The creator of Gavin and Stacey portrays the "iconic" Mrs Bennet in The Other Bennet Sister, with Richard E Grant playing her husband, Mr Bennet.