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Overheard: Time to send an astronaut to Mars?

By Claire Colbert, CNN

Our readers were certainly intrigued by initial measurements from the Mars rover Curiosity recently, which indicated that radiation levels on Mars are not lethal to humans. 422 more words

In Space

Overheard: What are those shiny objects on Mars?

Editor’s note: This post is part of the Overheard on CNN.com series, a regular feature that examines interesting comments and thought-provoking conversations posted by the community. 482 more words

In Space

Overheard: Tax dollars in space -- worth it?

Comments on CNN Light Years consistently flood in about how the money spent on the space program isn’t worth it. We often see the word “waste” in connection to the tax dollars that go toward exploring the rest of the universe beyond our planet. 733 more words

In Space

Comments: What does 'free speech' mean to you? Chick-fil-A debate strikes nerve

Editor’s note: You may be familiar with the Overheard on CNN.com series, which looks at thought-provoking conversations posted by the community. In that same vein, we’re trying something new by providing a look at some of the most talked-about stories of the day. 2,253 more words

Overheard On CNN.com

Comments: Chick-fil-A chatter, keeping tabs on 'tamale lady'

Editor’s note: You may be familiar with the Overheard on CNN.com series, which looks at thought-provoking conversations posted by the community. In that same vein, we’re trying something new by providing a look at some of the most talked-about stories of the day. 2,056 more words

Overheard On CNN.com

Overheard on CNN.com: 'We aren't in the loop for anything' with Olympics tape delay

Editor’s note: This post is part of the Overheard on CNN.com series, a regular feature that examines interesting comments and thought-provoking conversations posted by the community. 1,059 more words

Sports

Overheard on CNN.com: 'It's time America takes a stand against evil'

Editor’s note: This post is part of the Overheard on CNN.com series, a regular feature that examines interesting comments and thought-provoking conversations posted by the community. 1,802 more words

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