Introduction
China and the southern United States were hit last year by some of their worst sand and dust storms in decades, the United Nations said Friday.
First Domain
The immune system, the body's defense network against infections and injuries, can sometimes become too active. In these cases, it can produce too many immune mediators, fragments of genetic material or proteins that regulate immune responses.
Second Domain
Picture yourself in a manufactured colony that orbits between Earth and the moon. It might sound like science fiction, but it's part of a 2019 presentation made by Jeff Bezos, founder of the space technology company Blue Origin, to an audience of journalists, space industry executives and policymake
The Connection
China and the southern United States were hit last year by some of their worst sand and dust storms in decades, the United Nations said Friday.
Conclusion
The immune system, the body's defense network against infections and injuries, can sometimes become too active. In these cases, it can produce too many immune mediators, fragments of genetic material or proteins that regulate immune responses.