Dept. of Earth and Planetary Sciences (EPS)

The world’s oldest algae fossils are a billion years old, according to a new analysis by earth scientists at McGill University. Based on this finding, the researchers also estimate that the basis for photosynthesis in today’s plants was set in place 1.25 billion years ago.

Classified as: photosynthesis, algae, Fossils, geology, Bangiomorpha, evolution, chloroplast, eukaryote, Timothy Gibson, Galen Halverson
Published on: 20 Dec 2017

More than 90% of Earth’s continental crust is made up of silica-rich minerals, such as feldspar and quartz. But where did this silica-enriched material come from? And could it provide a clue in the search for life on other planets?

Classified as: Earth, crust, silica, geochemical, exoplanets, Baker, Sofonio, science and technology
Published on: 5 May 2017

 Gravitational effects, variations in Earth structure could damp rise in global sea levels

Classified as: climate change, west antarctica, antarctica, gravity, ice, ice sheets, warming, co2, emissions, natalya gomez, gravitational, geophysics
Published on: 10 Nov 2015