Research suggests that the spherical structures, smaller than grains of sand, may be microtektites, but additional investigations are needed to verify their identity.
Hazards & Disasters
Posted inFeatures
The Coming Surge of Rocket Emissions
With the space industry’s rapid growth, rocket exhaust will increasingly accumulate in the atmosphere. How this accumulation might affect the planet is unknown—because we’re not taking it seriously.
Posted inNews
Podcast: Volcano Disaster Prepping
Third Pod from the Sun talks with volcanologist John Ewert, a founder of the U.S. Geological Survey’s Volcano Disaster Assistance Program.
Posted inResearch Spotlights
Distant Quake Triggered Slow Slip on Southern San Andreas
A high-resolution map of surface displacements indicates that the 2017 Chiapas earthquake caused substantial creep along a segment of the San Andreas Fault, located 3,000 kilometers away.
Posted inResearch Spotlights
As Arctic Sea Ice Disappears, What Happens to Ecosystems?
The northern Bering Sea is experiencing record-setting low winter sea ice levels, which are impacting plankton, fish, and other animals in the region.
Posted inNews
Diverting the Mississippi River May Not Save Louisiana’s Coast
New research finds that man-made river diversions have previously led to land losses.
Posted inNews
Finding Faces in Hailstorms
Machine learning technology helps scientists recognize severe weather patterns.
Posted inOpinions
Ocean Observations for Everyone
As the ocean observation community expands its research enterprise, it needs to better engage the end users of its data.
Posted inNews
Is Chicago Water Pollution Halting a Silver Carp Invasion?
Pollution is definitely not the solution to stopping invasive silver carp, researchers assert. But cleaner waters could affect the invasion front.
Posted inResearch Spotlights
New Volcanic Complex Found Below the Southern Tyrrhenian Sea
Researchers have identified a previously unknown volcanic-intrusive complex that originated through the melting of mantle material at the northern edge of the Ionian slab.