Articles for author: Awais Khan

Deccan Traps volcano

How the End of the Dinosaurs Opened the Door for Modern Mammals

The catastrophic event that ended the reign of dinosaurs approximately 66 million years ago represents one of the most pivotal turning points in Earth’s biological history. When a massive asteroid struck the Yucatán Peninsula, it triggered a chain of environmental disasters that wiped out approximately 75% of all species, including the non-avian dinosaurs that had ...

Massive mosasaurs and plesiosaurs needed huge amounts of food to survive.

Meet the Giant Predators of the Late Cretaceous Seas

The Late Cretaceous period, spanning from approximately 100 to 66 million years ago, witnessed Earth’s oceans teeming with some of the most formidable marine predators to ever exist. As dinosaurs dominated the land, equally impressive giants ruled the prehistoric seas. These ancient marine hunters evolved remarkable adaptations that made them perfectly suited for their aquatic ...

crocodile on body of water during daytime

Crocodiles vs. Dinosaurs: How One Lineage Survived and the Other Didn’t

Approximately 66 million years ago, a catastrophic event reshaped Earth’s biological landscape forever. The Cretaceous-Paleogene extinction event wiped out approximately 75% of all species, including the non-avian dinosaurs that had dominated terrestrial ecosystems for over 160 million years. Yet remarkably, crocodilians—the group including crocodiles and alligators—survived this mass extinction and continue to thrive today, virtually ...

A rocky asteroid burns with fiery debris trailing behind, set against a glowing sun and a dark star-filled space. The scene conveys chaos and intensity.

The Two Asteroid Theory: Was Earth Hit Twice in the Age of Dinosaurs?

The extinction of dinosaurs represents one of Earth’s most profound ecological transitions, transforming the planet’s biodiversity and paving the way for mammalian dominance. For decades, scientists attributed this mass extinction to a single asteroid impact at Chicxulub, Mexico. However, emerging research suggests a more complex scenario – the possibility that Earth experienced not one, but ...

Dinosaur skeletons in a museum exhibit, featuring a prominent T. rex skull with jaws open. The setting is spacious with high ceilings and wooden displays.

When Museums Buy Stolen Fossils: Who’s Responsible?

The discovery of a significant fossil, whether it’s a T. rex skull or an ancient hominid, represents a crucial piece of our planet’s history. However, the journey these specimens take from ground to museum display often travels through murky ethical waters. When prestigious institutions purchase fossils with questionable provenance, it raises profound questions about accountability, ...

The transition from a lush, forested Antarctica to the ice-covered continent we know today didn’t happen overnight but occurred through a series of climate shifts spanning millions of years.

What Ice-Free Poles Meant for Dinosaur Migration

The ice-free polar regions of the Mesozoic Era present a fascinating geological and paleontological context that fundamentally shaped dinosaur evolution and migration patterns. Unlike today’s frozen Arctic and Antarctic landscapes, the poles during the dinosaur age were remarkably warm, hospitable environments that supported diverse ecosystems. This absence of polar ice caps created unique opportunities for ...

Close-up of a dry, rocky terrain with a small cactus and sprouting grass. Sunlight highlights the textures, creating a calm, arid atmosphere.

What Fossilized Forests Tell Us About Earth’s Deep Past

Ancient trees, preserved in stone, offer us windows into worlds long vanished. Fossilized forests—sometimes called petrified forests—stand as some of our most dramatic connections to Earth’s distant past. These remarkable geological treasures preserve not just individual trees but entire ecosystems frozen in time. By studying these stone forests, scientists can reconstruct ancient environments, track climate ...

Dr. Luis Chiappe

Luis Chiappe and the Secrets of Dinosaur Reproduction

In the realm of paleontology, few areas have remained as mysterious as dinosaur reproduction. At the forefront of unraveling these ancient secrets stands Dr. Luis Chiappe, a distinguished Argentine paleontologist and the Director of the Dinosaur Institute at the Natural History Museum of Los Angeles County. Through decades of groundbreaking fieldwork and research, Chiappe has ...

SkySat satellite image of Deccan Traps, Maharashtra

Was the End-Cretaceous Extinction Slower Than We Think?

The end-Cretaceous mass extinction, which wiped out approximately 75% of all species on Earth, including the non-avian dinosaurs, has long been regarded as a sudden, catastrophic event. Conventional wisdom holds that the impact of a massive asteroid in what is now Chicxulub, Mexico, delivered a swift deathblow to Earth’s ecosystems around 66 million years ago. ...