Satellite image of gully landscapes on Mars, taken by HiRISE (High Resolution Imaging Experiment), a camera on board the Mars Reconnaissance Orbiter (photo no.: ESP_039114_1115). The white CO2 ice is visible on the sides of the gullies.

Surprising insights about debris flows on Mars

Grand Prismatic Spring in Yellowstone National Park, seen here from an aerial photo, provides a modern-day glimpse into the types of environments where sulfites may have accumulated and possibly played a role in kick-starting the earliest life on Earth.

Sulfur and the origin of life

Scientists analyzed mercury levels from core samples from the Mochras Farm (Llanbedr) borehole in Wales to estimate how much and how rapidly carbon was released during ancient volcano events in Earth's history Credit: Stephen Hesselbo. All Rights Reserved.

Mercury rising: Study sheds new light on ancient volcanoes’ environmental impact

Left: The flight feathers of Temminck's Lark. Right: The wing of a fossil bird, Confuciusornis. Photos by Yosef Kiat.

Which Dinosaurs Could Fly?

mollusc from the Cabrières Biota. Credit: Farid Saleh - UNIL

New fossil site of worldwide importance uncovered in southern France

Tridentinosaurus antiquus was discovered in the Italian alps in 1931 and was thought to be an important specimen for understanding early reptile evolution – but has now been found to be, in part a forgery. Its body outline, appearing dark against the surrounding rock, was initially interpreted as preserved soft tissues but is now known to be paint.

Mystery solved: The oldest fossil reptile from the alps is an...

Maps showing the evolution of the Gibraltar subduction zone from 30 million years ago to 50 million years into the future. From Duarte et al., 2024.

Early-stage subduction invasion

A cut slice of altered mantle rock. (Photo by: Solvin Zankl)

Researchers studying ocean transform faults, describe a previously unknown part of...

Rocks made of barium sulphate (known as barite rocks) from the from the Pilbara Craton in Western Australia. Credit: Gerhard Hundertmark

High resolution techniques reveal clues in 3.5 billion-year-old biomass

A typical early dinosaur, Eoraptor from the Late Triassic of Argentina. Photo Copyright: Nobu Tamura, Wikimedia

Dinosaurs’ success helped by specialized stance and gait, study finds

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