ALT A nocturnal scene shows several autonomous military vehicles from the U.S. Army conducting tests on a field. The vehicles are equipped with various sensors and lights. The sky is overcast with a faint glow on the horizon, suggesting either dusk or dawn. The field is illuminated by the vehicle lights, highlighting the grassy terrain.

ALT A person holds a large, round millimeter-wave gradient index (GRIN) lens antenna.

ALT A complex device with wires and components, including a prominently lit antenna, is mounted on a coiled base against a dusky sky backdrop.

ALT The image shows a narrow, underground tunnel beneath rubble. The tunnel is dimly lit with revealing a rough, rocky floor. In the center is a soft, snake-like white robot that can maneuver in the rubble easily.

ALT A world map showing the ND-GAIN Country Index Scores, updated June 2025. The colors range from green to red, indicating scores from better to worse. Regions like North America and parts of Europe are in green, while areas in Africa and the Middle East are primarily red and orange, showing lower scores.

ALT A healthcare professional in scrubs holds a stethoscope near a hospital bassinet containing a newborn. Another person stands nearby, observing. A medical monitor is visible, displaying vital signs. The setting is a hospital room.

ALT A group of four people in front of a fire truck. Three are standing, wearing Notre Dame and Piney Lake apparel. One is sitting inside the truck holding a lacrosse stick.

ALT A person is sitting at a table in a room with large windows, holding a pen and writing in a notebook. Nearby, there is an open laptop with various stickers, two books, and papers on the table. The setting appears to be a study or meeting area.

ALT Four individuals in formal attire are seated outdoors, enjoying hot dogs. One person wears a red and white checkered apron, suggesting involvement in serving or cooking food. Lush green trees and a wrought iron fence provide a relaxed backdrop.

ALT Golden statue atop a column with a draped cloth, viewed from behind against a clear blue sky. The moon is visible in the background, intersected by a contrail.