奇怪的死亡恒星 A pulsar is a kind of 脉冲星是一种 neutron star that is rapidly spinning 快速旋转的中子星,它的辐射束 and has a beam of radiation that makes 在天空中绕着大圈旋转 wide circles across the sky. 当这个圆圈的闪光掠过地球时 And when that flash of circle washes over the planet ...
These negotiations started last week, and we await the outcome with nervous santicipation. Currently, nine nuclear powers have access to roughly 14,000 nuclear weapons, any one of which can obliterate cities, contaminate wide swathes of land with radio active fall-out, and the most horrible ...
Well, I'd naturally think of my relationship with my mother. Whenever I need help, my mother is always there for me. She often tells me that I can be anyone I want, as long as I'm confident of myself. She sees my talent and pushes me to do the best I possibly can. As I was...
Years ago they knew many things about the moon.They knew how big it was and how far away it was from the earth.But they wanted to know more about it.They thought the best way was to send men to the moon. The moon is about 384,000 kilometers away from the earth....
“the known Universe”) is estimated to span roughly 93 billion light years. That’s a pretty impressive number, especially when you consider its only what we’ve observed so far. And given the sheer volume of that space, one would expect that the amount of matter contained within would ...
There is at least one well-proven path to getting the general public excited about data sonification. Decades before Astronify came along, some astronomers realized that sound is a powerful way to communicate the wonder of the cosmos to a wide audience. ...
Let us discuss the very nature of the cosmos. What you may find in this discussion is not what you expect. Going into a conversation about the universe as a whole, you would imagine a story full of wondrous events such as stellar collapse, galactic colli
Five years ago, Hometown Sounds was damn lucky to host gifted songwriterSara Curtinand her all-star band on the Kennedy Center’sMillennium Stage. In the intervening time, Curtin and her partner had twins (as did her longtime bandmate inThe Sweater Set, Maureen Andary), the worldwide pandemic...
The concept of an expanding universe was advanced by the American astronomer Edwin Hubble (1889-1953), who is the namesake for the Hubble Space Telescope. In the early 20th century, Hubble became one of the first astronomers to deduce that the universe was composed of multiple galaxies. His ...
They are unaware that they are being irrational and help is usually sought by their relatives – or the police. It did seem to me to be interesting work, at first. Ward 2 where I was based contained a wide variety of cases severe enough to require inpatient assessment. There were the ...