Images

High-definition image of silicon specimen with smooth surface and silvery-gray color.

High-definition image of silver-bismuth ore specimen with dark matrix and metallic flecks.

High-definition image of sphalerite and serpentine specimen with layered structure and greenish hue.

USGS mineral specimen of sphalerite with serpentine. High-definition image showing granular texture and color contrast.

Isolated USGS mineral specimen of vesicular basalt. High-definition image showing porous top texture and dark volcanic color.

Isolated tetrahedrite specimen with silver content. High-definition image showing granular texture and metallic luster.

Isolated zinc specimen from the USGS mineral collection. High-definition image showing metallic luster and smooth surface.

USGS mineral specimen of zirconium tubing. High-definition image showing cylindrical structure and metallic sheen.

Beryllium ore specimen from the USGS mineral collection. High-definition image showing granular structure and pale color.

High-definition image of calcite and sphalerite specimen from the USGS mineral collection. Image shows layered structure and metallic inclusions.

The new USGS Cooperative National Geologic Map web tool was designed to be mobile friendly, allowing users to explore geologic data easily from their smartphones or tablets. USGS image. 

The new USGS Cooperative National Geologic Map web tool was designed to also be mobile friendly, allowing users to explore geologic data from smartphones and tablets, in addition to larger devices. USGS image.

Animated gif showing different map layers of the USGS Cooperative National Geologic Map. USGS image. 

USGS scientists measure flooding on the Mendenhall River as water releases from Suicide Basin’s glacier-dammed lake on August 13, 2025. 

USGS water expert Rogelio Hernandez measures floodwaters off of I-35 near Leon Creek in Texas on June 12, 2025, using specialized monitoring equipment to collect data critical for public safety. 

USGS water specialist Dwight Sparks measures floodwaters from County Road 402 bridge over the Navasota River near Groesbeck, Texas on June 12, 2025. 

Floodwaters reach near the base of the I-35 bridge over Leon Creek, Texas on June 12, 2025. 

USGS water specialist Dwight Sparks is joined by feathered company while measuring floodwaters of the Navasota River from a bridge near Groesbeck, Texas on June 12, 2025.

The graphic shows the last 17 solar cycles and their related increased sunspot activity. A solar cycle is a roughly 11-year periodic change in the Sun characterized by variations in the number and intensity of sunspots, as well as a flipping of its magnetic poles.

Map of the Upper Peninsula of Michigan and nearby areas of Northern Wisconsin, with areas of overflights shaded in yellow (Wisconsin) and green (Michigan).

America’s diverse ecosystems are an asset to current and future generations by supporting economically and recreationally important fish, wildlife, and lands. Healthy ecosystems support people and nature, fostering prosperity and enjoyment for all.