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  1. en.wikipedia.org › wiki › KīlaueaKīlauea - Wikipedia

    Há 1 dia · Kīlauea's eruption from January 3, 1983, to 2018 was by far its longest-duration period of activity in modern times, as well as one of the longest-duration eruptions documented on Earth; as of January 2011, the eruption had produced 3.5 km 3 (1 cu mi) of lava and resurfaced 123.2 km 2 (48 sq mi) of land.

  2. Há 1 dia · Light pollution is the presence of any unwanted, inappropriate, or excessive artificial lighting. [1] [2] In a descriptive sense, the term light pollution refers to the effects of any poorly implemented lighting sources, during the day or night. Light pollution can be understood not only as a phenomenon resulting from a specific source or kind ...

  3. en.wikipedia.org › wiki › AmmoniaAmmonia - Wikipedia

    Há 1 dia · The hazards of ammonia solutions depend on the concentration: 'dilute' ammonia solutions are usually 5–10% by weight (< 5.62 mol/L); 'concentrated' solutions are usually prepared at >25% by weight. A 25% (by weight) solution has a density of 0.907 g/cm 3, and a solution that has a lower density will be more concentrated.

  4. Há 1 dia · Depleted uranium ( DU; also referred to in the past as Q-metal, depletalloy or D-38) is uranium with a lower content of the fissile isotope 235 U than natural uranium. [2] Natural uranium contains about 0.72% 235 U, while the DU used by the U.S. Department of Defense contains 0.3% 235 U or less. The less radioactive and non-fissile 238 U ...

  5. Há 2 horas · What's REALLY happening to people who suddenly travel 'back in time': The time slip phenomenon has been experienced by floods of Mail readers, as a paranormal expert this is my explanation.

  6. Há 1 dia · The editorial of the Taiwanese news website Want China Times accused America of being behind the May 2014 flareup in the South China Sea, saying that Vietnam rammed a Chinese vessel on 2 May over an oil rig drilling platform and the Philippines detained 11 Chinese fishermens occurred because of Obama's visit to the region and that they were incited by America "behind the scenes".

  7. Há 1 dia · This is a list of episodes for the 1979–1985 CBS action-adventure/comedy series The Dukes of Hazzard. The show ran for seven seasons and a total of 147 episodes. Many of the episodes followed a similar structure: "out-of-town crooks pull a robbery, Duke boys blamed, spend the rest of the hour clearing their names, the General Lee flies and ...