Pentagon secrets leaker Jack Teixeira sentenced to 15 years in prison by a federal judge
A federal judge on Tuesday sentenced a Massachusetts Air National Guard member to 15 years in prison after he pleaded guilty ...
Some in Durham feeling fearful after 5 shootings, 2 dead in a week
Durham Police say two separate shootings happened near downtown where three people were shot in less than 48 hours.
Island20 小时
The Island
The US State Department’s Special Envoy for Global Youth Issues, Abby Finkenauer would travel to Sri Lanka between 12-15 Nov.... At least 35 people have been killed in a car attack in southern China, ...
来自MSN10 小时
为什么大到天体小到粒子都在旋转？宇宙本身是否也在旋转
在我们的生活周遭，无论从微小的尘埃到宏伟的行星，我们常常目睹一个物体围绕另一个物体作圆周运动。诸如：电子围绕原子核旋转，月亮环绕地球，地球又绕太阳转，而太阳则围绕银河系中心运动。那么，银河系又是绕着什么在旋转呢？或者更广义地，我们的宇宙是否也在旋转？
来自MSN13 小时
是什么使得宇宙中所有星球都是球形，没有例外？
在茫茫宇宙中，我们看到的星星们，不管是巨大的行星还是小小的尘埃，几乎都是圆滚滚的。这种“清一色”的形状，让人忍不住好奇：为啥宇宙里的星球都是圆的？今天就来扒一扒这个事儿。 首先，星球的形成就像捏橡皮泥，它最终的形状是由引力、自转和 ...