Horizon highlights – No kidding/just kidding edition

Our regular roundup of sci-tech stories from across the Web includes: Domo arigato, Dr. Roboto. Why Google is giving away free music in China. And one last April Fools video. Let’s kick it off:

Dr. Roboto: First robot scientist makes gene discovery
"He can come up with a hypothesis, plan an experiment, reason about the results, and then plan his next steps. Now ADAM is the first robot – but maybe not the last – to have independently discovered new scientific information, according to scientists who recently built themselves the mechanical colleague." [via National Geographic]

Eco standards: Greenpeace says Dell, HP, and Lenovo not green enough
"In the March issue of the Guide to Greener Electronics, released Tuesday, Greenpeace decided to knock a point off of Dell's, HP's, and Lenovo's green scores for procrastinating their commitment to eliminate toxic substances from their products by the end of 2009." [via CNET]

Dark intentions: Scientists make blackest material ever
"Scientists have fashioned what may be the blackest material in the universe: a sheet of carbon nanotubes that captures nearly every last photon of every wavelength of light." [Via Wired Science]

MPFree: Why Google's free music deal in China is so important, and what it may really mean
"I have mentioned Google's music-related activities in China a few times during the past 2 years; and just yesterday this topic seems to have heated up considerably. I think these developments are crucial and need further exploration." [via Media Futurist]

Last gag: Introducing Flutter
"Because 140 characters is 114 too many." [via Slate V]