Articles for author: Mitul Biswas

A reddish-brown crayfish fossil, facing right, on tan stone

Why Some Fossil Sites Are Called “Lagerstätten” and Why They Matter

Fossil-rich sites are scattered across the globe, but only a select few earn the coveted designation of “Lagerstätten.” These extraordinary fossil deposits offer scientists a rare glimpse into ancient ecosystems with exceptional preservation and completeness that standard fossil sites simply cannot match. The term “Lagerstätten” (singular: Lagerstätte) comes from German, combining “Lager” (storage place) and ...

Mountains That Once Housed Dinosaurs

The Slow Birth of Mountains That Once Housed Dinosaurs

Mountains stand as Earth’s most majestic monuments, rising dramatically from the landscape as if they’ve always been there. Yet the formation of these colossal structures occurs through incredibly slow geological processes spanning millions of years—processes that were actively shaping our planet’s surface during the age of dinosaurs. From the Rockies to the Himalayas, many of ...

Dinosaurs is Staple in Monster Movies

Why Dinosaurs Aren’t Technically Extinct

Dinosaurs have long captured our imagination as magnificent creatures from a distant past, seemingly wiped out by a catastrophic asteroid impact approximately 66 million years ago. However, contrary to popular belief, dinosaurs aren’t entirely extinct. This might sound surprising given that we don’t see Tyrannosaurus rex or Brachiosaurus roaming our landscapes today, but the scientific ...

Stegosaurus Skeleton

Are We Over Relying on Artistic Reconstructions in Paleontology

Paleontology, the study of prehistoric life through fossils, has long captivated both scientists and the public alike. However, between the bare bones of scientific evidence and our understanding of ancient creatures lies a vast interpretative space filled by artistic reconstructions. These vivid depictions of prehistoric animals and environments have become integral to how we visualize ...

Five people are exploring a rocky, grassy hillside. One person is shirtless. The group is intently examining the ground, conveying curiosity and engagement.

The Role of Amateur Fossil Hunters in Major Discoveries

The world of paleontology often conjures images of academic professionals meticulously brushing away dirt in remote locations. However, some of history’s most significant fossil discoveries weren’t made by scientists with advanced degrees, but by everyday people with a passion for the past. Amateur fossil hunters—from curious children to dedicated hobbyists—have repeatedly changed our understanding of ...

Powerful Biters in Evolutionary History

What Dinosaurs Ate And What That Says About Them

The dietary habits of dinosaurs offer us a fascinating window into their lives, behaviors, and evolutionary adaptations. For over 165 million years, these remarkable creatures dominated Earth’s terrestrial ecosystems, evolving diverse feeding strategies that shaped their physical characteristics and ecological roles. By examining fossil evidence, tooth morphology, digestive adaptations, and comparative anatomy with modern animals, ...

Potentially Semi-Aquatic Dinosaurs

Were Some Dinosaurs Actually Picky Eaters

The popular image of dinosaurs often portrays them as voracious, indiscriminate eaters – tyrannosaurs tearing into any prey they could catch or long-necked sauropods stripping entire forests bare. However, recent paleontological discoveries have painted a much more nuanced picture of dinosaur dietary habits. Far from being opportunistic consumers of whatever organic matter was available, many ...

Antarctica’s dramatic transformation from rainforest to ice sheet

Was Climate Change Already Reshaping the Mesozoic World Before the Asteroid

The Mesozoic Era, often called the “Age of Dinosaurs,” culminated in one of Earth’s most dramatic extinction events approximately 66 million years ago. While the Chicxulub asteroid impact has long been considered the primary cause of the mass extinction that wiped out non-avian dinosaurs and numerous other species, recent scientific research suggests a more complex ...

A colorful dinosaur model with vibrant green and red feathers on display. It has a long tail and sharp claws, set against a museum backdrop.

Did Dinosaurs Evolve Feathers to Stay Warm or for Show

The discovery of feathered dinosaurs has revolutionized our understanding of these ancient creatures and their evolutionary connection to modern birds. For decades, paleontologists have debated the primary evolutionary purpose of feathers in dinosaurs—were they primarily for insulation, or did they evolve as display structures for attracting mates and intimidating rivals? Recent fossil discoveries and advanced ...

Elaborate bird perched on branch, displaying vibrant orange and brown feathers. Surrounded by green foliage, sunlight enhances its striking plumage.

How Ancient Flightless Birds Took Over After the Dinosaurs Fell

When the Chicxulub asteroid struck Earth 66 million years ago, it dramatically altered the course of evolutionary history. The catastrophic impact eliminated roughly 75% of all species, including the non-avian dinosaurs that had dominated terrestrial ecosystems for over 160 million years. From the ashes of this mass extinction emerged unexpected survivors—birds, the only living dinosaur ...