April 6, 2018, 2:36 p.m.

NASA Awards Contract to Build Quieter Supersonic Aircraft

NASA has taken another step toward re-introducing supersonic flight with the award Tuesday of a contract for the design, building and testing of a supersonic aircraft that reduces a sonic boom to a gentle thump.

NASA Awards Contract to Build Quieter Supersonic Aircraft

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tutti - social network

Tutti is the simplest social network on internet. Here you can make friends, create communities, sell things, make surveys, comment and share stuff.

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Melancia (Citrullus Lanatus)

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Guys, look at that juicy watermelon

Gente, olha que melancia suculenta

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Forty percent of the world's 7.6 billion people live in coastal cities and towns. A team of marine biologists just released 25 years of data about the health of Caribbean coasts. The study provides new insights into the influence of both local and global stressors in the basin, and some hope that the observed changes can be reversed by local environmental management.https://www.sciencedaily.com/releases/2017/12/171228170643.htm

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When did Orion become so flashy?

APOD: 2018 October 14 - Orion in Red and Blue

https://apod.nasa.gov/apod/ap181014.html

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