Signs of Ancient Microbial Life Abundant in Earth’s Crust: Study
Signs of Ancient Microbial Life Abundant in Earth’s Crust: Study
Researchers report chemical and molecular signatures of microbial activity from millions of years ago in mineral samples from abandoned mines in Sweden and nearby countries.
Researchers report chemical and molecular signatures of microbial activity from millions of years ago in mineral samples from abandoned mines in Sweden and nearby countries.
tectonic plates
Australia’s Yarrabubba Asteroid Impact Crater Is Oldest on Earth
Amy Schleunes | Jan 22, 2020 | 2 min read
A new study precisely dates the event to 2.229 billion years ago and suggests that it may have been responsible for ending an ice age.
The Long View
Kerry Grens | Jul 1, 2013 | 4 min read
In the era of Big Data, research projects that focus on phenomena that unfold across decades have distinct benefits—and some drawbacks.