GeoLog

Regular Features

Imaggeo on Mondays: A rolling stone gathers no moss

Philippe Leloup brings us this week’s Imaggeo on Mondays, with tales from a mountain trail that show a geologist can never resist a good rock! This image is that of a polished slab of a rock composed of interlayered marbles and amphibolites. The sample was once part of a small dry-stone wall bordering an outdoor …[Read More]

Imaggeo on Mondays: Rockscape

A geologist out in the field is often the one doing the mapping, but sometimes you might just find a map while you’re out there. Martin Reiser shares how he stumbled one such stunning feature… The picture shows colourful marly layers in a Triassic limestone of northwest Albania (Lezhe region). The marly layers have developed …[Read More]

Imaggeo on Mondays: Winter waterfalls reveal their secrets

Cyril Mayaud is kicking of this week’s Imaggeo on Mondays with an insight into what waterfalls in winter can tell us about their local hydrology…  The picture below shows the lower Peričnik waterfall during winter season. This cascade system is composed of two successive waterfalls that stretch some 16 metres (upper fall) and 52 metres …[Read More]

Imaggeo on Mondays: Exploring the East African Rift

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]

Imaggeo on Mondays: Iceland’s highlands

This week’s Imaggeo on Mondays provides a little insight into what you might find beneath your feet as you explore the Icelandic highlands…  You can stumble upon wild blueberries, better known to botanists as vaccinium uliginosum, in cool temperate regions of the Arctic, as well as other mountainous areas including the Pyrenees, Alps, and Rockies. …[Read More]

Geosciences Column: Shifting the O in H2O

Wherever you are in the world’s oceans, you can identify particular bodies of water (provided you have the right equipment) by how salty they are. You can get a feel for how productive that part of the ocean is by measuring a few chemical components in the water column. And, year on year, you will …[Read More]

Imaggeo on Mondays: Friends in the field

Out in the field you encounter all sorts of wildlife and while mosquitos are the most frequent (and most unwelcome), they generally don’t interfere with your equipment or your data. The same can’t be said for all animals though, and many scientists have to strap their equipment out of reach, barricade it with barbed fences …[Read More]

Scientists are humans

The title of this article may come as a bit of a shock, but it’s true. Scientists aren’t born scientists; they start off just like any other person and one day decide that the natural world is fascinating enough to them that they want to make a career out of figuring out its secrets. But, …[Read More]