News Archives - Page 3 of 95

Geology & Geophysics

Seated man in a hard hat assesses sediment patterns in a dug trench

News 9 April 2019

Secrets from the New Madrid Seismic Zone’s Quaking Past

High-resolution lidar topography reveals a long history of ancient earthquakes.

2 Comments

Geology & Geophysics

News 9 April 2019

Did Global Glaciation Cause the Great Unconformity?

In a new study, researchers make the case that large-scale glaciation during parts of the Neoproterozoic era led to extensive erosion of Earth’s crust.

Geology & Geophysics

A precariously balanced boulder on a forested cliff

News 8 April 2019

Precariously Balanced Rocks Reveal Earthquake History in Israel

Using the prevalence of unstable rock formations in Israel’s Negev Desert, researchers determined that historical earthquakes in the region were weaker than previously thought.

1 Comment

Climate Change

A series of petroglyphs of animal, human, and plant images on a cliff wall

News 8 April 2019

European Contact with the Americas May Have Triggered Global Cooling

The loss of precontact agricultural communities to genocide and disease may have led to massive reforestation, a dip in carbon dioxide, and one of the coldest snaps of the Little Ice Age.

9 Comments

Science Policy & Funding

Four young people pose with a middle-aged man and woman

News 5 April 2019

House Climate Crisis Committee Hears Call for Action from Youth

The witnesses and Democrats at the House hearing urge action, but Republicans question the committee’s focus and criticize Democrats on the committee for not working in a bipartisan manner.

Science Policy & Funding