Categoría: Videos

Strongest hints yet of biological activity outside the solar system

Astronomers have detected the most promising signs yet of a possible biosignature outside the solar system, although they remain cautious. Using data from the James Webb Space Telescope (JWST), the astronomers, led by Professor Nikku Madhusudhan from the University of Cambridge, have detected the chemical fingerprints of dimethyl sulfide (DMS) and/or dimethyl disulfide (DMDS), in […]

The Surprising Power of Sex in Evolution

We all know Charles Darwin’s theory of evolution, right? Natural selection? But what about his lesser-know theory of evolution: sexual selection. Let’s talk about how animals like peacocks, whose eye-catching physical traits make them evolutionarily stronger even though their flashy looks make them more vulnerable to predators. Hint: it’s all about the chemistry. References: https://sites.google.com/view/sexual-…

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