Secret information revealed by your hair

Your hair can say a lot about you. It doesn’t just give people clues about your personality or your taste in music. It can also record evidence of how much you drink, whether you smoke or take drugs, and perhaps even how stressed you are. My colleagues and I…

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We are getting closer to finding traces of life on Mars

It was to a great fanfare of publicity that researchers announced they had found evidence for past life on Mars in 1996. What they claimed they had discovered was a fossilised micro-organism in a Martian meteorite, which they argued was evidence that there has once been life on the Red…

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Possibility of ancient life on Mars

It looks like we have gotten closer to knowing whether there is (or was) life on Mars as NASA’s Curiosity rover found new evidence preserved in rocks on Mars that suggests the planet could have supported ancient life. The Curiosity rover discovered “tough” organic molecules in sedimentary rocks that…

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Diversity as the central axis in research

The percentage of female researchers in Latin America is among the highest in the world. It has reached 44 per cent, compared with the global average of 28 per cent. However, a gender gap persists, standing in the way of women scientists having the same opportunities and recognition as their…

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Cape Town’s water crisis

South African city of Cape Town has been experiencing a severe water crisis, making it come closer to other large cities globally such as Sao Paolo in Brazil that had intermittent water shut-offs in 2015. The Western Cape Province of South Africa has for three years suffered the most sustained…

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