Science roundup highlights T. rex footprints, solar “superflares,” and reading’s reported brain benefits

A new NPR science roundup brings together three subjects that would ordinarily occupy very different corners of scientific discussion: the enormous footprints of a Tyrannosaurus rex, powerful eruptions on the Sun, and the possible benefits of reading for the brain.

The report begins with paleontologists’ discovery of fossilized T. rex footprints. Rather than focusing on the animal’s bones, this part of the roundup centers on the traces it left behind. The finding offers a glimpse of how evidence from the distant past continues to shape scientific reporting, even when the creature itself has long disappeared.

The roundup then turns from prehistoric Earth to the Sun, examining what it calls solar “superflares.” The term signals an unusually intense form of solar activity, although the source package does not provide further details about the events, their frequency, or their possible effects. Their inclusion broadens the report’s scope from the history of life on Earth to the behavior of a star that remains central to the planet’s environment.

The third subject is more familiar and more directly connected to everyday life: the relationship between reading and the brain. NPR identifies potential brain benefits associated with reading, but the available source summary does not specify which benefits were discussed, how they were measured, or whether the findings establish a direct cause-and-effect relationship. Those distinctions matter, particularly when scientific results are translated into advice about ordinary habits.

Taken together, the three items illustrate the range of a weekly science-news program. One story looks backward through traces preserved in the fossil record; another considers extreme solar phenomena; and the third addresses a common human activity and its reported connection to brain function. The package does not identify a single location, named researcher, or numerical result for the coverage.

NPR presented these topics in its Short Wave science-news roundup published September 17, 2026. For readers, the common thread is not a shared discovery but the variety of questions that science can investigate—from the tracks of a giant dinosaur to the behavior of the Sun and the cognitive significance of reading.