Reconstruction of an indeterminate theropod running on lacustrine sediments during low water timespan.
Car-Sized, Meat-Eating Dinosaur Could Run Faster Than Usain Bolt
A new analysis of fossil footprints suggests that the 2-meter-tall, 4- to 5-meter-long carnivores that left them could run nearly 45 kilometers per hour, bolstering the evidence that at least some dinosaurs were speedy, agile hunters.
ABOVE: Pablo Navarro-Lorbés
Car-Sized, Meat-Eating Dinosaur Could Run Faster Than Usain Bolt
Car-Sized, Meat-Eating Dinosaur Could Run Faster Than Usain Bolt

A new analysis of fossil footprints suggests that the 2-meter-tall, 4- to 5-meter-long carnivores that left them could run nearly 45 kilometers per hour, bolstering the evidence that at least some dinosaurs were speedy, agile hunters.

A new analysis of fossil footprints suggests that the 2-meter-tall, 4- to 5-meter-long carnivores that left them could run nearly 45 kilometers per hour, bolstering the evidence that at least some dinosaurs were speedy, agile hunters.

ABOVE: Pablo Navarro-Lorbés

footprint

a trench with footprints tagged
Ancient Human Footprints in New Mexico Dated to Ice Age
Rachael Moeller Gorman | Sep 23, 2021
Researchers excavated human footprints out of a small bluff next to a dried-up playa lake and radiocarbon-dated embedded seeds to around 23,000 years ago. Their results suggest that people entered the Americas thousands of years earlier than the accepted estimate.
Image of the Day: Dinosaur Tracks
Amy Schleunes | Feb 4, 2020
Footprints in southern Africa’s Karoo Basin show mammals and dinosaurs navigating a “land of fire,” as researchers describe the volcanic landscape.
Image of the Day: Ancient Footprints
Emily Makowski | Sep 10, 2019
A discovery of Neanderthal footprints reveals insights into the hominin’s social structure.
Ichniotherium Grand Canyon footprints diadectomorph 2019
Image of the Day: Fossil Footprints
Chia-Yi Hou | May 21, 2019
Paleontologists find tracks from a four-footed animal thought to be of an Ichniotherium species in the Grand Canyon.
Image of the Day: Dino Tracks
The Scientist Staff, The Scientist Staff | Apr 12, 2018
A combination of analysis techniques including 3-D models and false-color depth maps allow researchers to study tridactyl dinosaur tracks in Switzerland.
Dinosaur Footprints Give Clues to Middle Jurassic
Ashley Yeager | Apr 3, 2018
One hundred seventy million years ago, sauropods and theropods trekked across what is now Scotland’s Isle of Skye.