Issue # 278 _ April 2019
Cover
- When light bent
- Observation of the 1919 solar eclipse from Brazil and Africa provided the first experimental proof of Albert Einstein’s theory of relativity
- In the British expedition’s shadow
- The Sobral eclipse was also observed by scientific expeditions from Brazil and the US
- Daniel Kennefick: The importance of Sobral
- An astrophysicist and science historian reports that without the observation of the eclipse in the city of Ceará, the experimental results of 1919 would probably have been inconclusive
S&T Policy
INNOVATION
Proliferating startups
Innovative life science companies attract investment in Lausanne, Switzerland
Science
Animal nutrition
A diet of chicken and corn
Studies find that the majority of dog food in Brazil is based on a less-than-ideal formula of these two ingredients
Technology
Civil engineering
High-tech construction sites
New technologies, digital tools, and mass production aim to raise productivity
Information technology
Deciphering blockchain
System created to support cryptocurrency is now being used in a number of other applications
