Gina Riggio's Discussions (12)

Discussions Replied To (11) Replies Latest Activity

"Paraj, You are very young so there is no need to stress about this now, though. Jus…"

Gina Riggio replied Sep 26, 2019 to Ask your questions here!

121 11 hours ago
Reply by Mert Kabalcı

"Matthew, It seems unlikely that we could genetically engineer human beings to chang…"

Gina Riggio replied Sep 22, 2019 to Ask your questions here!

121 11 hours ago
Reply by Mert Kabalcı

"Rajat, There is indeed a growing astrobiology community in India. it's very excitin…"

Gina Riggio replied Aug 11, 2019 to Ask your questions here!

121 11 hours ago
Reply by Mert Kabalcı

"Hi Kyle! Welcome to Saganet. I passed your question on to some of our Experts! Their…"

Gina Riggio replied Jul 16, 2019 to Ask your questions here!

121 11 hours ago
Reply by Mert Kabalcı

"Gaurav, The general process in the United States for applying to graduate school is…"

Gina Riggio replied Jun 25, 2019 to Ask your questions here!

121 11 hours ago
Reply by Mert Kabalcı

"I think I understand better. Although, I am now realizing this question is a bit out…"

Gina Riggio replied Jun 21, 2019 to Ask your questions here!

121 11 hours ago
Reply by Mert Kabalcı

"Mohit, You may simply be seeing a reflection of the red light from your retina in y…"

Gina Riggio replied Jun 17, 2019 to Ask your questions here!

121 11 hours ago
Reply by Mert Kabalcı

"Hi Sidney! Glad you joined us. Sanjoy Som, one of our Experts, has written an articl…"

Gina Riggio replied Jun 17, 2019 to Ask your questions here!

121 11 hours ago
Reply by Mert Kabalcı

"You can use the chatroom at the bottom of the screen. If you use Twitter, you can tw…"

Gina Riggio replied May 23, 2019 to Ask your questions here!

121 11 hours ago
Reply by Mert Kabalcı

"Ian, Thanks for your question! The questions during the live broadcast are fed eith…"

Gina Riggio replied May 23, 2019 to Ask your questions here!

121 11 hours ago
Reply by Mert Kabalcı

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¿Are the Venusian sulphuric acid clouds the by product of long dead anoxogenic photosynthetic organisms?

Posted by Andrew Planet on May 4, 2020 at 2:51pm 2 Comments

I just read the piece at the link below entitled "Study: Life might survive, and thrive, in a hydrogen world."

I'd been thinking on similar lines recently, on different atmospheres with early life, but I was considering anoxogenic bacteria whose byproduct is sulfur instead of molecular oxygen. ¿Had life evolved on Venus could its sulfuric clouds be the signature byproduct of such life with no branches ever evolving to produce the equivalent of Earth's Great…

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100 years tomorrow 26th April 2020 since we looked beyond the Milky Way Galaxy

Posted by Andrew Planet on April 25, 2020 at 11:10am 0 Comments

Exactly 100 years ago tomorrow, the subject on whether this Universe is larger than the Milky Way Galaxy was brought up publicly at an event sponsored by the National Academy of Sciences, known as The Great Debate. Until then the Milky Way was thought to be this Universe.  Conference at the NAS http://www.nasonline.org/about-nas/events/annual-meeting/nas157/

See this…

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The 5th Mexican School of Astrobiology

Posted by Tardigrelda on June 24, 2019 at 1:00pm 0 Comments

I am really glad to invite everyone to the next Mexican School of Astrobiology (aka EMA) which is this August.

¡Anímate a participar en la 5ta Escuela Mexicana de…

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A consortium of representatives of European Research Organisations has taken the initiative to create a virtual institute named the “European Astrobiology Institute” (EAI) with the ambition of enabli…

Posted by Wolf D. Geppert on February 24, 2019 at 1:33am 0 Comments

A consortium of representatives of European Research Organisations has taken the initiative to create a virtual institute named the “European Astrobiology Institute” (EAI) with the ambition of enabling Europe to emerge as a key player in Astrobiology and to…

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Ask your questions here!

Started by Gina Riggio in SAGANet Discussions. Last reply by Mert Kabalcı 11 hours ago. 121 Replies

If you are trying to ask a question live during Ask an Astrobiologist, please do so in the main chatroom at the bottom of the screen! You can also ask on twitter…Continue

Have we been looking in the wrong time-frame? Requesting feedback on a recent paper.

Started by Christopher J Reiss in The Cutting-Edge of Astrobiology Apr 3. 0 Replies

Let me first say Hi to everyone as a new member here!   I hope you are all safe, sound, and not too stir-crazy during this Pandemic.I recently stumbled upon a notion for SETI which seems so simple I…Continue

Interactive Online Astrobiology for 10-12 yr olds

Started by Julia Brodsky in Education and Public Outreach Mar 9. 0 Replies

If your 10-12 yr old child is interested in space science, I would like to invite them to our courses. I am a former science teacher,  mom of three, and a former NASA astronaut instructor. I also…Continue

Tags: school, education, middle, astrobiology, STEM

zahra cell

Started by adam nurjaman in Education and Public Outreach Mar 7. 0 Replies

Hallo apa kabar ? semoga selalu baik2 saja zahra cell adalah blog yang…Continue

Tags: cell, zahra

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