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The Scientist (Canadá)
Em 2024: 0 notícias
Desde 1995: 3 notícias
Parasite Drove Natural Selection in Amazonian Indigenous Groups
Publicado em
ABOVE: The parasite Trypanosoma cruzi (green) readily infected stem cell–derived heart cells (left) but struggled when the cells were engineered to lack the PPP3CA gene (right). COUTO-SILVA ET AL., SCIENCE ADVANCES
Diseases have the potential to shape human evolution, leaving an indelible mark on the genetic code of generations to come. And that’s exactly what happened in South America, finds a study published March 8 in Science Advances. Based on genome datasets spanning two [...]
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Newly discovered eel packs the biggest electrical punch of any known animal
Publicado em 15 setembro 2019This is something to get amped up about: a team from the Smithsonian Institute has discovered a new species of electric eel that can generate an electrical shock of up to 860 volts, the strongest of any known animal. Despite their misleading name, electric eels are actually naked-back knifefishes and are more closely related to catfish and carp than to other eel families. They can reach up to 2.5m in length and are the only fish capable of producing such strong electrical discharge via three [...]ver notícia -
Those We Lost in 2018
Publicado em 26 dezembro 2018Stephen Hawking (1942–2018) Renowned by the scientific community for his research on black holes and relativity and beloved by the public for his guest appearances on The Simpsons and The Big Bang Theory, Stephen Hawking died in March at the age of 76. While working on his PhD in 1963 at Cambridge University, he was diagnosed with amyotrophic lateral sclerosis and given two years to live. It was an active mind and a sense of humor, he said in 2013 documentary called Hawking, that kept him [...]ver notícia