‘We live in a golden time of exploration’: astronomer Lisa Kaltenegger on the hunt for signs of extraterrestrial life

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Astronomer Lisa Kaltenegger has spent her life hunting for signs of life in the universe. Here she tells Emma Beddington about aliens, space exploration and why studying cosmology is like eating pizza

Austrian astronomer Lisa Kaltenegger has spent her life hunting for signs of life in the universe. Here she talks about aliens, space exploration and why studying cosmology is like eating pizza

It’s a big job at the forefront of exceptionally hard science. Kaltenegger collaborates with Nasa, has won multiple awards and– at least the UK edition – has a cover of brightly coloured orbs; inside there are cartoonish line drawings and a bookmark with planet stickers, which Kaltenegger mentions delightedly. It’s not a kids’ book , some of the concepts are necessarily complex, but it’s a joyful, eye-opening introduction to a topic many are too intimidated to tackle.

Reaching the best educated guess involves casting the net as widely and diversely as possible. That’s one of the guiding principles of the institute. Experts from different disciplines bring specific expertise and insight and so do people from different backgrounds. “If you have six people with exactly the same training, same ethnicity, same gender, they will probably produce six times the same solution for a problem. The more diverse you can make it, the more solutions you will find.

 

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