Humans have long been obsessed with building big, and as the world strives to combat climate change, megastructures may hold the key to a more sustainable future.

SpaceX could double its valuation from where it stood earlier this year, and CEO Elon Musk says a few things could drive his aerospace company — including one factor that’s more under the radar.

MLB’s Hot Stove is here, and you can track all of the activity from the 2025-26 MLB offseason with our convenient free agent tracker. The tracker, which is based on Matthew Pouliot’s Top 100 MLB free ...

The biggest fungus, née organism in the world, occupies an area of 3.7 square miles. That’s about the same size as two ...

However, these bones are certainly much larger than the stegosaurid counterparts we do have. For example, only one other stegosaurid humerus ever found even gets close to this size, and at 68 ...

There is no uncontroversial explanation for their size, and scientists have numerous intriguing theories. The long necks of ...