Topic: Time » Eras

Eras

Eras are periods of time defined by geologic or historic events
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Making a Home in a Dinosaur Egg

There were five spherical eggs in the 70-something-million-year-old clutch. One egg was cracked in half and filled with cocoons
July 18, 2011 | By Brian Switek

A Truly Exceptional Allosaurus

Cope did not know it at the time, but he had described an especially large representative of a species his rival had named just a year before
July 14, 2011 | By Brian Switek

Dome-Headed Dinos Well-Suited to Butting Heads

The researchers compared the skulls of Stegoceras and Prenocephale with head-butting mammals including elk, duiker and musk ox
July 12, 2011 | By Brian Switek

Dryptosaurus’ Surprising Hands

This enigmatic tyrannosauroid may have had the novel combination of short arms with big hands
July 11, 2011 | By Brian Switek

July 11: Today’s Events for the Last Day of the Folklife Festival

Make the most of the last events by trying Amazonian tucupí broth, made of scalded cassava, or try your hand at the tango
July 11, 2011 | By Julie Mianecki

July 10: Today’s Events at the Folklife Festival

Fuse two dance traditions at the event "Tango meets Salsa" at the El Rumbiadero stage today and learn about Colombian mask-making traditions at the Me Contaron Los Abuelos stage
July 10, 2011 | By Julie Mianecki

July 9: Today’s Events at the Folklife Festival

Check out presentations about weaving and the environment and recycling in the arts this morning in the Colombia tents, then head over to the Peace Corps area to try out some Ukrainian, Jamaican and Georgian cooking
July 09, 2011 | By Julie Mianecki

Kentrosaurus Had a Formidable Swing

In one of my favorite bits of fossil terminology, the spiked tails of stegosaurs are known as "thagomizers." Get hit with a tail like that and you'd be turned into an instant shish kebab
July 08, 2011 | By Brian Switek

July 8: Today’s Events at the Folklife Festival

This morning, learn a thing or two about improvisation at the El Rumbiadero stage or immerse yourself in the culture of Colombia’s coffee region
July 08, 2011 | By Julie Mianecki

July 7: Today’s Events at the Folklife Festival

Welcome back to day six of the Smithsonian Folklife Festival! Settle in to today’s scheduled events with some cowboy stories in the Colombia tents, then head next door to try cholado, a common Colombian drink made from crushed ice, fruit and sweetened condensed milk. Later in the day, watch traditional dancers from the Ukraine and [...]
July 07, 2011 | By Julie Mianecki

July 4: Today’s Events at the Folklife Festival

Before going to the fireworks, broaden your horizons with Tango de Medellín or learn about how Peace Corps members deal with what it means to be “the American” during their time abroad
July 04, 2011 | By Julie Mianecki

July 3: Today’s Events at the Folklife Festival

On Day 4 of the Folklife Festival, catch a performance of Aires del Campo, see dancers from Botswana and the Philippines and head over to the R&B area to enjoy performances by Swamp Dogg, Nat Dove, Sonny Til’s Orioles and more
July 03, 2011 | By Julie Mianecki

July 2: Today’s Events at the Folklife Festival

On Day 3 of the Folklife Festival, taste traditional Moroccan food, try your hand at the marimba and get schooled on Afro-Colombian hairstyles
July 02, 2011 | By Julie Mianecki

July 1: Today’s Events at the Folklife Festival

On day 2 of the Folklife Festival, enjoy music from South America, doo-wop and Martha Reeves, as well as cooking lessons from the Peace Corps
July 01, 2011 | By Julie Mianecki

June 30: Today’s Events at the Folklife Festival

Today at the Folklife Festival: Colombia, The Peace Corps, and Rhythm and Blues
June 30, 2011 | By Julie Mianecki

Peloroplites: That’s One Big Ankylosaur

The "monstrous heavy one" was stout, armored and may have supported huge spikes on its neck and shoulders
June 17, 2011 | By Brian Switek

Triceratops: An A+ Dinosaur

Paleontologists have recently learned how these three-horned dinosaurs fought, grew up and socialized
June 09, 2011 | By Brian Switek

Was Spinosaurus a Bison-Backed Dinosaur?

Spinosaurus and Ouranosaurus were fundamentally different, and they remain among the most bizarre dinosaurs yet discovered
June 06, 2011 | By Brian Switek

Dinosaur Diamond: Moab’s Potash Road

The area is piled high with sedimentary rock from the heyday of the dinosaurs. At a few spots, it's easy to see the animals' tracks
June 01, 2011 | By Brian Switek

Slurp! The Marine Reptile Shastasaurus Was a Suction Feeder

Thanks to new specimens found in China, paleontologists have discovered that Shastasaurus ate very much like a beaked whale does today
May 25, 2011 | By Brian Switek


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