The multi-beam in its place inside the Gregorian dome, 500 feet above the Arecibo dish. Credit: Courtesy of the NAIC - Arecibo Observatory, an NSF facility.

接收器安装在距阿雷西博碟盘500尺高的格利高里圆顶上。来自：康翠斯全美保险总监协会- 阿雷西博天文台，美国国家科学基金会设施。

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Staff tell an apocryphal-sounding anecdote from the Search for Extraterrestrial Intelligence, when a promising signal turned out be a technician warming his lunch at the Arecibo Observatory in Puerto Rico.

BBC: Aye to the telescope

The project directed by the National Geographic Channel and Arecibo Observatory is sending a response to the " Wow signal" some 35 years after the event.

ENGADGET: Alt-week 8.18.12: Graphene sponges, zero-g athletics and tweets in space