Discover the intricate process behind manufacturing heavy-duty gear shafts used in industrial machinery. From precision design to durable materials, learn how engineers craft these essential ...

The uphill trek jumpstarts a new era of discovery for NASA’s Perseverance. After a months-long climb up the side of a crater on Mars, NASA’s Perseverance rover has finally emerged on its rim — and now ...

National Geographic's enterprising photographers have helped readers explore and learn about our beautiful world through their images for more than a century. Here is their best work from the past ...