Mary Lyon FRS was born #OnThisDay in 1925. Lyon was the discoverer of X-chromosome inactivation, which the genetic process that leads to coloration like tortoiseshell cats. Read more about her discoveries in a new Royal Society Publishing biographical memoir: royalsocietypublishing.org/doi/10.1098/rs…

#OnThisDay in 1796, Edward Jenner inoculated 8-year old James Phipps against smallpox using a sample of cowpox. But smallpox inoculation was being performed by West Africans long before Jenner and his work - read more about this history on our blog: royalsociety.org/blog/2020/10/w…

Are you a neuroscientist or biologist with a research interest in the pulsing dynamics of the brain? Register now to join our upcoming residential scientific meeting in Brighton on 26-27 June: royalsociety.org/science-events…

Agriculture is facing the dual challenge of meeting food demands whilst also achieving environmental targets. Our upcoming #TransformingOurFuture conference looks at the science and innovation aiming to transform the sector. Register now to join online: royalsociety.org/science-events…

Born #OnThisDay in 1888 was seismologist and geophysicist Inge Lehmann ForMemRS. Lehmann is known for her 1936 discovery that the Earth's core must have a solid inner core inside a molten outer core. Before this, scientists believed that the core was a single molten sphere.

Are you a scientist, policy-maker or industry leader with an interest in hydrology, water management and #ClimateChange ? Register now to join our upcoming Science+ meeting at the Royal Society on 10-11 June: royalsociety.org/science-events…

Florence Nightingale, born #OnThisDay in 1820, is best known as the ‘lady with the lamp’ and the founder of modern nursing. She was also a brilliant statistician and pioneered the use of data visualisation. #WomenInSTEM bit.ly/3WeBwHc

#OnThisDay in 1910, Dorothy Crowfoot Hodgkin FRS was born. She won the 1964 Nobel Prize in Chemistry for using X-ray crystallography to solve the atomic structure of molecules such as penicillin and insulin, the only British woman scientist to have won a Nobel Prize.

“The first principle is that you must not fool yourself – and you are the easiest person to fool.” Richard Feynman ForMemRS was born #OnThisDay in 1918. His career included working on the Manhattan Project, and sitting on the commission that investigated the Challenger disaster.

Born #OnThisDay in 1900 was Cecilia Payne-Gaposchkin. In her doctoral thesis she concluded stars are primarily composed of hydrogen & helium, an idea dismissed by the establishment of the day. It was later described as 'the most brilliant PhD thesis ever written in astronomy.'

'Genome' is our final environmental #BSL sign of the week for #DeafAwarenessWeek , you can see the sign, its definition, and the rest of the terms around environmental impacts on humans in the Scottish Sensory Ctr BSL Glossary: ssc.education.ed.ac.uk/BSL/environmen…

How do you turn a tea towel into a chicken? Join Professor Richard Wiseman for this free lecture as he demonstrates some of the world's greatest optical illusions, and explores the secret psychology of magic. Register for your ticket now: royalsociety.org/science-events…

We're looking for volunteers to join us for our flagship #SummerScience Exhibition from 2-7 July, showcasing the most exciting cutting edge research from across the UK - meet leading scientists and go behind the scenes at the Royal Society. Apply now: careers-royalsociety.icims.com/jobs/1748/job

The ISPF International Collaboration Awards are open. UK researchers can collaborate on projects addressing challenges in developing countries. This call will help build research groups and find partners in Brazil or South Africa. Deadline: 25 June royalsociety.org/grants/interna…

Join Professor Sarah Franklin at the Royal Society tonight - Thursday 8 May - as she discusses her groundbreaking research in public perceptions of IVF and embryo research, looking at how the debate over this topic has evolved over the last four decades: royalsociety.org/science-events…

Continuing our series of new environmental #BSL signs from Scottish Sensory Ctr for #DeafAwarenessWeek , here's the sign for 'neurotoxin'. These latest sets contain signs for terms around energy and sustainability, and environmental impacts on the human body: ssc.education.ed.ac.uk/BSL/environmen…

Are you a scientist with an interest in microwave technology and its applications for global sustainability? Join our upcoming scientific meeting at the Royal Society in London on 13-14 May: royalsociety.org/science-events…

Have you checked out our 14 incredible flagship exhibits that you can find at the 2024 #SummerScience Exhibition? From brain scanners to ice cores, and stem cells to dark matter, immerse yourself in ground-breaking science this summer: royalsociety.org/science-events…