
Ricky Arnold
2.5K posts

Ricky Arnold
@astro_ricky
@NASA Astronaut & Global Educator. Currently serving as Director of STEM Engagement @UMCES. Tweets are my own. IG:@astro_ricky
Houston, TX Katılım Ekim 2012
293 Takip Edilen53.3K Takipçiler

@ASE_Astronauts It is appropriate that we remember Steve on #NationalMentoringDay - he was an excellent mentor to many of us.
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Today, we remember ASE member Steven Nagel on his #birthday. Nagel flew to space four times between 1985 and 1993 (STS-51-G, STS-61-A, STS-37, and STS-55). ✨

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“…the amount of plastic actually turned into new things has fallen to new lows of around 5 percent”
Plastic recycling simply isn’t working.
NPR@NPR
The vast majority of plastic that people put into recycling bins is headed to landfills, or worse, according to a report from Greenpeace on the state of plastic recycling in the U.S.. n.pr/3swhvvn
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We are merely sharing a moment. Embrace it. #MondayMotivation
Massimo@Rainmaker1973
The most common estimates of the humans who have ever lived on Earth are around 108 billion people. Using that assumption, a little under 7% of all people who have ever lived are alive right now [source: buff.ly/3iG40V2] [read more: buff.ly/2NIH7jU]
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Ricky Arnold retweetledi
Ricky Arnold retweetledi

You may not believe that your cat was born with a predatory instinct because it's a so playful critter, but it looks like cats are responsible for the global extinction of 33 animal species & responsible for the deaths of 6.9-20.7 billion mammals annually buff.ly/2s8mL91

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Ricky Arnold retweetledi

Astronaut Jim McDivitt, who played a key role in making America's first spacewalk and moon landing possible, has died at age 93.
n.pr/3eGRUgg
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Ricky Arnold retweetledi

The second-largest canyon in the solar system as seen from @Space_Station . The most grand is Valles Marineris found on #Mars 📷 @esa

Kjell Lindgren@astro_kjell
A grand panorama of the Grand Canyon - thanks to @devinboldt for putting this together!
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Ricky Arnold retweetledi

Tambang Grasberg, Papua Barat dan Gletser Es Jayawijaya.
📸 NASA/Ricky Arnold (@astro_ricky)

Indonesia
Ricky Arnold retweetledi
Ricky Arnold retweetledi

This picture shows how the Florida peninsula is shedding all the water #HurricanIan dumped on it. This was taken approx 2 days after it made landfall. Ian sure churned up the waters of the Gulf of Mexico!

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