Giant pterosaur sported 110 teeth and 4 wicked fangs

Giant pterosaur sported 110 teeth and 4 wicked fangs An artist’s interpretation of the newfangled pterosaur snacking on a primitive crocodylomorph known as a sphenosuchian. Credit: Josh Cotton A little more than 200 million years ago, a four-fanged pterosaur flew over the vast desert of Triassic Utah snagging other reptiles with its toothy mouth, until […]

Interstellar travel requires a long-term approach (and humans are too impatient)

Interstellar travel requires a long-term approach (and humans are too impatient) An artist's illustration of a Breakthrough Starshot nanocraft sailing by the potentially habitable exoplanet Proxima b. (Planetary Habitability Laboratory, University of Puerto Rico at Arecibo) The biggest hurdle to mounting an interstellar mission may be humanity’s short attention span. It’ll take several decades of […]