GeoLog

evolution

GeoTalk: meet Silke Asche, researcher of the origin of life on other planets!

Simon Clark January 16, 2026

Hello Silke and welcome to GeoTalk! Before we dig into your topic of expertise, could you introduce yourself to our readers? Hello, Simon. My name is Silke Asche, and I am a chemist in astrobiology and part of the Agnostic Biosignature Collective led by Dr Heather Graham at NASA’s Goddard Space Flight enter. My Ph.D. …[Read More]

Imaggeo on Mondays: Exploring the East African Rift

Sara Mynott March 10, 2014

This week’s Imaggeo on Mondays is brought to you by Alexis Merlaud, an atmospheric scientist from the Belgian Institute for Space Aeronomy. While the wonders of the African atmosphere feature in his photography, the East African Rift has a much bigger tale to tell. Drawing from all aspects of geoscience Alexis shares its story… This …[Read More]