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Hace 8 horas · Early life and education. William Henry Gates III was born on October 28, 1955, in Seattle, Washington as the only son of William H. Gates Sr. (1925–2020) and his first wife, Mary Maxwell Gates (1929–1994). His ancestry includes English, German, and Irish/Scots-Irish. His father was a prominent lawyer, and his mother served on the board of directors of First Interstate BancSystem and ...
Hace 8 horas · A TEM image of a cluster of poliovirus.The polio virus is 30 nm in diameter. Operating principle of a transmission electron microscope. Transmission electron microscopy (TEM) is a microscopy technique in which a beam of electrons is transmitted through a specimen to form an image. The specimen is most often an ultrathin section less than 100 nm thick or a suspension on a grid.
Hace 8 horas · It's a big day in Westminster as the new parliament meets for the first time at 2.30pm. The first job will be electing the Speaker (with the former one likely to be re-elected), and then MPs will ...
