PCE3
@PCE3_Sci
Followers
848
Following
267
Media
184
Statuses
713
This is the Prebiotic Chemistry and Early Earth Environments RCN through @NASAAstrobio. This account is managed by NASA grantees. Not an official NASA account
Joined February 2022
Beginning next summer, we will host the all-new Extraterrestrial Materials Academy (ETMA)! 🔬 The ETMA will train participants to develop analytical and laboratory skills and knowledge to be competitive for future careers in planetary science. Learn more: https://t.co/ShVWyEyNoG
0
2
3
Learn from 2025 LPI intern Valeria Guzman and Staff Scientist Laura Rodriguez about how mentorship empowers both intern and mentor, and how the program helps shape the next generation of scientists:
0
1
1
Looking for a PostDoc in Origins? The Wisconsin Center for Origins Research might be the right place for you! Apply here: https://t.co/1XXYElTA4c
0
10
18
Interesting opinion article! Important discussion to be had as well. Who Decides What Is Prebiotically Plausible? The Risks of Premature Constraints in Origin-of-Life Research https://t.co/cw082qokj0
#mdpilife via @Life_MDPI
mdpi.com
The origin of life is the ultimate scientific puzzle. The leap in complexity from inanimate matter to even the simplest known organisms is overwhelming, and the transition from simple chemistry to...
0
0
1
A Reassessment Of The "hard-steps" Model For The Evolution Of Intelligent Life https://t.co/Edoi7X4BTB
#astrobiology
0
3
6
Did Marine Life In The Paleocene Navigate Using Earth's Magnetic Field? https://t.co/B1kCw8CKwQ
#astrobiology #microbiology #evolution
0
4
7
How to select primitive / synthetic replicators based their photocatalysis? Check out our manuscript just published in @NatureCatalysis : https://t.co/N9BJYoKkJj
@KaiLiu125348 @Ottolab
#OoL #Origins #Prebiotic #Evolution
nature.com
Nature Catalysis - Darwinian evolution has shaped life on our planet through natural selection. Here, the authors report on the combination of self-replication, mutation and protometabolism in an...
1
6
10
Efficient direct phosphorylation of ribonucleosides by slightly soluble nickel phosphate mineral arupite, using wet/dry cycles - now published in New Journal of Chemistry
pubs.rsc.org
Phosphorylation of all canonical ribonucleosides was achieved with yields up to 31% using a slightly soluble source of nickel phosphate, arupite, Ni3(PO4)2·8H2O, after 28 wet/dry cycles, for 14 days...
0
0
2
A Hybrid Iron/Green-Rust-Urea Model for Prebiotic Chemistry: A Synthesis of Testable Pathways for Planetary Astrobiology https://t.co/w8iFny9s08
#astrobiology #biochemistry
0
4
7
Interstellar Formation of the Elusive Phosphanyloxyphosphane (H2POPH2) and Phosphanylphosphinous Acid (H2PPHOH) via Nonequilibrium Chemistry https://t.co/67wKednhlL
#astrobiology #astrochemistry
0
5
8
🌞 Good morning from Lisbon, Portugal! 🇵🇹 We’re kicking off #AbGradE2025 today — bringing together early-career researchers from around the world to share ideas, build connections, and explore the frontiers of #Astrobiology 🚀🪐 Let’s get started! ✨ #EANA2025 #AbGradE
0
4
9
Curious about the latest in prebiotic chemistry? In this PCE3 Ask An Author feature, Prof. Peter Strazewski shares insights from his recent publication. Check it out here:
0
0
3
New Paper Alert! 🚨 "A scope of prebiotic neat reaction conditions and the mechanism of urea-assisted phosphorylations of alcohols" from Shvetsova et al. (2025) published in Nature Communications Check it out here:
nature.com
Nature Communications - In the late Hadean era, Earth’s volcanic islands provided the earliest solid, hot and mostly dry surfaces. Here, the authors show how lipid precursors and nucleosides...
0
0
4
Tardigrades are small invertebrates renowned for their resistance to harsh environmental conditions, including ionizing radiation that would kill many organisms. By studying a species of tardigrade identified last year, researchers in Science have gleaned valuable insights into
13
83
325
New study from Ghosh, B., McCall, P.M., Le Vay, K.K. et al., (2025): "RNA-peptide interactions tune the ribozyme activity within coacervate microdroplet dispersions" https://t.co/n0S6nPRZSU
nature.com
Nature Communications - Membrane-free complex coacervate microdroplets are compelling models for primitive compartmentalization, but it is unclear how molecular co-operativity influences...
0
0
2
Our Day of Action is on! 🚀 Today, more than 200 advocates and 20 organizations from across the country have come together to meet with their congressional representatives and senators to help Save NASA Science!
16
118
488
Hidden Habitability: What Dawn Discovered Beneath Ceres’ Icy Crust
7
17
71
Applications for the Gordon Research Conference in Geobiology, to be held on Jan 11-16, 2026, in Ventura, California, are now open! This year's theme is "Geobiology and Planetary Change: Understanding Earth and Life’s Progression". More info below: https://t.co/WwcvfftGjo
0
0
0
LPI's Science Engagement Team is hosting a webinar titled "Careers in Planetary Science and Astrobiology", featuring Dr. Justin Filiberto, Dr. Rhiannon Mayne, and Dr. Edgard Rivera-Valentín. Date/Time: Oct 3, 2025 02:00 PM CT Registration:
0
0
0
Cassini Proves The Existence Of Complex Chemistry Within Enceladus' Ocean https://t.co/jDvfKwMq7W
#astrobiology #biosignature
0
7
16