The Cutting-Edge of Astrobiology (45)

Discussions Replies Latest Activity

California Academy of Sciences “Cluster Hiring” Ph.D.-level Scientists

The California Academy of Sciences seeks to fill several endowed positions with Ph.D.-level scientists who do outstanding biodiversity/ecol…

Started by Melissa Kirven-Brooks

0 Jul 9, 2015

IAU/AAS Student Travel Grants

The SETI Institute, with support from the NASA Astrobiology Institute, is funding a limited number of travel grants for undergraduate and…

Started by Melissa Kirven-Brooks

0 May 20, 2015

Good Read: Complex archaea that bridge the gap between prokaryotes and eukaryotes


Started by Arif Husain Ansari

0 May 7, 2015


USC's Center for Dark Energy Biosphere Investigations (C-DEBI) is seeking Education, Outreach and Diversity Manager

See details at:

Started by Svetlana Shkolyar

0 Apr 13, 2015


Opportunities for Educators Posted on NEON - NASA Educators Online Network

NEON - NASA Educators Online Network ANNOUNCEMENTS Free NASA STEM Education Webinars -- NASA Educator Professional Development Audience: I…

Started by Sara Imari Walker

0 Mar 24, 2015

Spectroscopy and Chlorophyll

Could present-day spectroscopy be able to detect chlorophyll, or an analogue, on an extasolar planet?

Started by Kevin Fitzgerald

1 Feb 24, 2015
Reply by Jacob Haqq-Misra


Are vertebrates likely to be rare in the universe? On Earth there are only two types of animals with internal, articulated skeletons, the…

Started by Kevin Fitzgerald

6 Feb 24, 2015
Reply by Sanjoy Som


Astrobiology at AAAS!

For folks attending AAAS, this is from the NAI website: Are you attending the American Association for the Advancement of Science (AAAS) Me…

Started by Sara Imari Walker

0 Feb 5, 2015


Help secure the future of the Iceland and Hawaii Astrobiology Summer Schools!

Hello early-career astrobiologists! The new institutes recently funded by the NASA Astrobiology Institute represent an exciting path for as…

Started by Sanjoy Som

27 Nov 18, 2014
Reply by Aaron Noell


So you want to become an astrobiologist?

Becoming an astrobiologist - one scientist's perspective I am asked by a lot of students wanting to know how to become an astrobiologist,…

Started by Sanjoy Som

0 Jul 21, 2014



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Blog Posts

¿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…


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

See this…


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…


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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