Word: en
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Dates: during 2010-2019
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...fact that compressed gas heats up, which limits how dense it can become, and in turn limits how hard its gravity can pull on the proto-planets. Beyond that, the planets' own gravity would fling gas around - the same sort of phenomenon NASA counts on, say, when a spacecraft en route to Saturn gets a slingshot velocity boost from Jupiter on the way. By adding in both effects, Mac Low's collaborator Sijme-Jan Paardekooper, now at Cambridge, found that there are places where the net force pushes a planet inward, but other places where it pushes outward...
...captain Louis Caputo (184 lbs.)—wrestling in a Crimson singlet for the first time this season—had by far the best showing. The fifth-year grappler reached the quarterfinals en route to a fifth-place finish, meaning that Caputo has placed every time he has attended the meet...
...failed state in the Horn of Africa. In fact, the number of African refugees in Yemen is steadily rising. According to the U.N.'s refugee agency UNHCR, 72,753 African refugees - mostly from Somalia - reached Yemen this year alone, compared to 50,091 in 2008; hundreds more perished en route, or are presumed missing. A growing number of Ethiopians and Eritreans are fleeing their own civil turmoil and political oppression as well, adding to the steady flight from Somalia. (See pictures of the pirates of Somalia...