In the early universe time ran much slower compared to the current period. This was already known, but scientists have pushed this back to a billion years after the big bang, when time ran 5x slower compared to now.
Scientists have observed for the first time the faint ripples caused by the motion of black holes that are gently stretching and squeezing everything in the universe.
CDC issued an alert after identification of locally acquired malaria cases (P. vivax) in two U.S. states (Florida [4] and Texas [1]) within the last 2 months. Locally acquired mosquito-borne malaria has not occurred in the United States since 2003 when eight cases of locally acquired P. vivax malaria were identified in Palm...
The global economy will grow slower in the 21st century than economists have expected, a finding that has implications for our ability to adapt to climate change in the coming decades, according to new research....
An artist’s impression shows an immensely energetic explosion called a gamma ray burst. Astronomers studying a powerful gamma-ray burst (GRB) with the International Gemini Observatory, operated by NSF’s NOIRLab, may have observed the collision of stars or stellar remnants in the jam-packed environment surrounding a...