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Researchers identified a small RNA, tsRNA-Glu-CTC, that helps control cholesterol by activating SREBP2. In mice, blocking the molecule lowered cholesterol and reduced atherosclerosis; human blood samples showed a similar association.
Laúca dam started operating and became a central part of Angola’s power plans. The projects were built and financed largely with Chinese loans, raising hopes for green energy but also concerns about debt and transparency.
A global fossil study of Neoselachii over 145 million years finds that species are much more likely to go extinct during their first four million years. The authors say age is a long-term predictor of extinction and humans add pressure today.
A study of pivotal trials used to approve new drugs found only a small share reflect the United States racial and ethnic makeup. The review shows underrepresentation of Black and Hispanic people and urges more diversity earlier in development.
New research shows Earth's magnetic field can guide tiny particles from our atmosphere to the lunar surface. Computer simulations suggest this process worked best with a strong modern magnetic field and could leave a record in moon soil.
A study in Nature Human Behaviour found that who does scientific research affects public trust across the United States. The researchers say better demographic representation among scientists could increase trust for many social groups.