Carnival of Space week 61 is up at Mangsbatpage
This site contributed the article on hypersonic technology of the Blackswift and other hypersonic programs
Centauri Dreams look at the NanoSail-D: Solar Sail Deployment Plan
Colony worlds look at solar steam to power martian cities
21st century waves looks at 10 reasons why China is good for space
Check out the Carnival for a lot more.