Thirty nine years ago this week BT opened the first System X processor-controlled digital switching system telephone exchange in London, on 1 July 1980. InnovationWeek2019

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Quantum physicist Werner Heisenberg loved to draw in his sketchbook. Here is his colourful portrait of beautiful Würzburg, Germany, with its prominent medieval bridge and Festung (fortress / castle). (From the Jochen Heisenberg collection)

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Three new books on Worlds of Wonder! Let's find out what a mycologist, a microscope manufacturer and a popular science writer had to say about microscopy and which illustrations they used.

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Today's lunchtime read: Celebrate the 200th birthday of with this article exploring the role of science in his poems, courtesy of the .

https://t.co/uASDiUGtAG

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Catherine (Kate) Furbish—American botanist who collected & illustrated the flora of born 1834.

More on her life via:
* -https://t.co/X4pMZ16eso

* -https://t.co/OSFaI63O68

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He didn't just draw birds.

John James naturalist and illustrator-is 's Scientist of the Day!

https://t.co/r5xvZs7I7f

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Next, we showcased the work of botanical illustrator Margaret Mee, whose stunning "Flowers of the Brazilian Forests" foreshadowed her later involvement in rain forest conservation efforts. (3/5)

(QK486 .B6 M4 1968 folio)


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Meet Janaki Ammal Edavalath Kakkat ((1897-1984)
Born in she was a botanist & cytologist trained at the University of Michigan. She worked & served as the Director-General of the Botanical Survey of India.

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Today's lunch read-'s Susie Whitfield's profile of Sarah Ratley: native, engineer & member of the Mercury 13, a cohort of women recruited as potential astronauts the early 1960s. https://t.co/EoIStP6uoZ

(cc ; )

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How have indigenous plant names served as boundary objects in the history of science? My article in looks at case studies from botany & anthropology in 19C Aotearoa & elsewhere: https://t.co/THPibuX6KH

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W H Preece, the telegraph, telephone and wireless radio pioneer, a great Welsh scientist, was appointed GPO Engineer-in-Chief and Electrician 1892. He was an early mentor of Marconi https://t.co/EPMgWM9q9j

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History thru glass weekly recap:

Dregs of Alchemy
https://t.co/iWYeXGj2M2
Fire and Brimstone
https://t.co/87Eyxm448Y
Lime
https://t.co/7ZnbR6NeXK

Full picture credits: https://t.co/tmHHtgbMLw

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in 1858, Italian astronomer Giovanni Battista Donati discovered his namesake comet, illustrated here in Edmund Weiß' Bilderatlas der Sternenwelt (1888). Further information on Donati's Comet via : https://t.co/SxSPCyawfy

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MEN or MACHINES

Dystopian future evoked in this 1936 TUC leaflet - combining sci-fi Machine Age imagery with nods to the Luddites

[https://t.co/kRViGhS7H2]

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1802 Sir Charles Wheatstone FRS was born - scientist, electric telegraph inventor & a founder of the company that ultimately evolved into today's BT

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Henry Foster-Arctic explorer awarded the 's Copley Medal for his geodetic investigations-is 's Scientist of the Day! https://t.co/tkjEko6Bp0

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1880 the first trunk (long distance) telephone line was opened, between Leeds and Bradford in Yorkshire

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Student life at the world’s first medical school for women: the pioneers who faced jeers and discrimination to become doctors https://t.co/NYPwcNHHn9 👩🏽‍🎓💉

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Can you see the music? Louis Bertrand Castel-natural philosopher who proposed the creation of an "ocular harpsichord" that emitted color rather than sound-is 's Scientist of the Day! https://t.co/QKsjZQp9xF

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W H Preece, the telegraph, telephone and wireless radio pioneer, a great Welsh scientist, was appointed GPO Engineer-in-Chief and Electrician 1892. He was an early mentor of Marconi https://t.co/YVguoq9LIo

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