How long is the solar system's longest day? Venus has the answer
The Hindu
The study found that a single Venusian rotation takes 243.0226 Earth days
Data obtained by bouncing radio waves off Venus — treating it, as one scientist said, like a giant disco ball — is providing new insight into Earth's closest planetary neighbour, including a precise calculation of the duration of a Venusian day. also measured the tilt of the Venusian axis and size of the planet's core, allowing for a deeper understanding of an enigmatic world sometimes called Earth's 'evil twin.' It was already known that Venus has the longest day — the time the planet takes for a single rotation on its axis — of any planet in our solar system, though there were discrepancies among previous estimates.
Thomas Jefferson and Abraham Lincoln are two of the greatest presidents that the U.S. has seen. You probably know that already. But did you know that Jefferson made what is considered the first contribution to American vertebrate paleontology? Or that Lincoln is the only U.S. president to receive a patent? What’s more, both their contributions have March 10 in common… 52 years apart. A.S.Ganesh hands you the details…
Preprint papers are publicly available scientific papers before peer review, popular among open-access advocates and scrutinizing peer review practices.
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Uncover the hidden science in everyday objects, from soap to smartphones, shaping our lives and driving innovation.