Doomed Franklin Expedition Ate Their Captain, Bone Study Reveals
– Scientists have identified bones recovered from King William Island as belonging to James Fitzjames, captain of the HMS Erebus. – DNA evidence from a tooth found matched a descendant of Fitzjames. This is only the second identification made of Franklin expedition remains. – Notches on Fitzjames’ jawbone indicate it showed signs of butchering, suggesting […]
Scientists Made a Golden Lettuce That Comes With a Vitamin Boost
– Scientists have genetically engineered lettuce to produce significantly higher levels of vitamin A through increasing levels of beta-carotene. – Typically, too much beta-carotene in chloroplasts interferes with photosynthesis, so researchers stored it elsewhere like the cytosol and specialized cells called chromoplasts. – They also introduced a bacterial gene (crtB) and subjected the plants to […]