Interesting Engineering on MSN2 小时
Water-based plasma thrusters could power spacecraft for deep space missions
Scientists are developing a new space propulsion system that uses water as fuel, promising a more sustainable way to explore ...
MarketWatch23 小时
Crude Oil WTI (NYM $/bbl) Front Month
2-Year U.S. Treasury Note Continuous Contract $102.734-0.129-0.13% 5-Year U.S. Treasury Note Continuous Contract $106.484-0.250-0.23% 10-Year U.S. Treasury Note Continuous Contract $109.266-0.313 ...