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Fusing four free protons (hydrogen nuclei) into a single alpha particle (helium nucleus) releases around 0.7% of the fused mass as energy, [68] so the Sun releases energy at the mass–energy conversion rate of 4.26 billion kg/s (which requires 600 billion kg of hydrogen [69]), for 384.6 yottawatts (3.846 × 10 26 W), [5] or 9.192 × 10 10 ...
The sturdier timber is used for plywood, wood veneer and construction framing, including structural support beams and studs. Milled logs can be fashioned into posts, poles and railroad ties. Less sturdy timber is often ground and processed into pulpwood, principally for papermaking.
Ray-Ban is a brand of luxury sunglasses and eyeglasses created in 1936 by Bausch & Lomb. The brand is best known for its Wayfarer and Aviator lines of sunglasses. In 1999, Bausch & Lomb sold the brand to Italian eyewear conglomerate Luxottica Group for a reported $640 million.
August 2, 2024 at 12:00 PM. Riot Games’ popular free-to-play tactical shooter “Valorant” is no longer a PC-only game. As of Friday, the title has officially launched across Xbox Series X and ...
Human penis. In human anatomy, the penis ( / ˈpiːnɪs /; pl.: penises or penes; from the Latin pēnis, initially "tail" [ 1]) is an external male sex organ ( intromittent organ) that serves as a passage for excretion of urine and ejaculation of semen. The main parts are the root, body, the epithelium of the penis including the shaft skin, and ...
The United Kingdom of Great Britain and Northern Ireland, commonly known as the United Kingdom ( UK) or Britain, [ m] is a country in Northwestern Europe, off the coast of the continental mainland. [ 21][ 22] It comprises England, Scotland, Wales, and Northern Ireland. [ n][ 23] The UK includes the island of Great Britain, the north-eastern ...
The chronology of the universe describes the history and future of the universe according to Big Bang cosmology. Research published in 2015 estimates the earliest stages of the universe's existence as taking place 13.8 billion years ago, with an uncertainty of around 21 million years at the 68% confidence level.
Top left: Robert Walpole is considered the first prime minister of Great Britain. Top right: Winston Churchill was prime minister during much of World War II. Bottom left: Margaret Thatcher was the first female prime minister. Bottom right: Keir Starmer is the incumbent prime minister. The prime minister of the United Kingdom is the principal ...