Evolution Keeps Making And Unmaking Crabs, And Nobody Knows Why

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Crustaceans have evolved to have crab-like bodies enough times that scientists had to create a name for the weird phenomenon: carcinisation. Evolution has remade crabs no less than five times over the past 250 million years, but not all of them are even true crabs in the taxonomic sense. Although many true and false crabs have similar body shapes, like flattened carapaces, one noticeable difference is that false crabs don’t use all four pairs of their legs to walk; their last set is too small and sits at the rear. Read full article here

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The Curious Case of the Ancient Brain

In 2008, archaeologists examining the University of York discovered something strange: the decapitated head of an Iron Age man and his very shrivelled but very much intact brain. How a centuries-old brain was preserved is still unknown, but research suggests that it could have been because of brain diseases like dementia. The Yorkshire man’s brain’s proteins were bunched up together, much like how dementia causes brain proteins to bunch up into plaques. This bunching up, or aggregation, could continue even after death, turning regions of the brain into hard masses. Read full article here

Business

How Are Businesses Responding to Climate Risk?

Overwhelmingly, businesses believe that climate change poses a significant risk involving changes in regulations and consumer demand. However, the majority of them don’t have a formal climate mitigation plan set in place; instead, they’re focusing on stand-alone actions. Some of these include using more energy-efficient equipment, reducing waste and water consumption, and developing more sustainable products. While these actions do help, they’re using them to hit corporate social responsibility goals, not genuinely in the interest of mitigating climate change on a larger scale. Read full article here

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