Sage Journals: Discover world-class research

Retricted access

Research article

First published 2005-06

Vegetation's Red Edge: A Possible Spectroscopic Biosignature of Extraterrestrial Plants

S. Seager, E.L. Turner, J. Schafer [...]

Astrobiology

Retricted access

Research article

First published 2025-04

Spectroscopic Protocol for Biosignature Detection: Arctic Ice Samples as Analogs for Icy Moons

Francisco Calapez, Rodrigo Dias, Rute Cesário [...]

Astrobiology

Retricted access

Research article

First published 2022-01

Investigation of Raman Spectroscopic Signatures with Multivariate Statistics: An Approach for Cataloguing Microbial Biosignatures

Mitch W. Messmer, Markus Dieser, Heidi J. Smith [...]

Astrobiology

Open access

Research article

First published 2020-01

Infrared Spectroscopic Detection of Biosignatures at Lake Tírez,Spain: Implications for Mars

Louisa J. Preston, Rebeca Barcenilla, Lewis R. Dartnell [...]

Astrobiology

Retricted access

Research article

First published 2002-06

Rock Surfaces as Life Indicators: New Ways to Demonstrate Life and Traces of Former Life

Anna A. Gorbushina, Wolfgang E. Krumbein, Marc Volkmann

Astrobiology

Retricted access

Research article

First published 2018-04

Detecting Kerogen as a Biosignature Using Colocated UV Time-Gated Raman and Fluorescence Spectroscopy

Svetlana Shkolyar, Evan J. Eshelman, Jack D. Farmer [...]

Astrobiology

Retricted access

Research article

First published 2007-08

Carotenoid Analysis of Halophilic Archaea by Resonance Raman Spectroscopy

Craig P. Marshall, Stefan Leuko, Candace M. Coyle [...]

Astrobiology

Retricted access

Research article

First published 2020-05

Observational Constraints on the Great Filter

Jacob Haqq-Misra, Ravi Kumar Kopparapu, Edward Schwieterman

Astrobiology

Retricted access

Research article

First published 2003-06

Morphological Biosignatures and the Search for Life on Mars

Sherry L. Cady, Jack D. Farmer, John P. Grotzinger [...]

Astrobiology

Retricted access

Research article

First published 2011-12

Degradation of Cyanobacterial Biosignatures by Ionizing Radiation

Lewis R. Dartnell, Michael C. Storrie-Lombardi, Conrad W. Mullineaux [...]

Astrobiology

Search results