Listening to a Spider’s Web

VOA Learning English • voa
yesterday ~3 min

Billions of T. rexes may have roamed North America

About 20,000 adult T. rex probably lived in North America at any one time. That's a total of 2.5 billion over about 2 1/2 million years it walked the Earth.

Robert Sanders-UC Berkeley • futurity
yesterday ~11 min

Blue food coloring from cabbage might replace synthetic stuff

Researchers have discovered a way to get a bright blue food coloring from red cabbages. It could be an alternative to synthetic coloring.

Andy Fell-UC Davis • futurity
yesterday ~4 min

Birds may fight harder when there’s an audience

New research on the "audience effect" suggests Carolina chickadees and tufted titmice get more aggressive when other birds are watching.

Kirsten Romaguera-U. Florida • futurity
yesterday ~6 min

Scientists Estimate All-time T. Rex Population Was 2.5 Billion

VOA Learning English • voa
April 19, 2021 ~4 min

NASA Helicopter Makes Historic Test Flight on Mars

VOA Learning English • voa
April 19, 2021 ~5 min

Smallest stegosaur footprint ever came from cat-sized dino

A newly discovered footprint is the smallest ever found to come from a type of dinosaur called a stegasaur. This one was made by a dino the size of a cat.

Dominic Jarvis-Queensland • futurity
April 19, 2021 ~4 min

Whitest paint ever made is also the coolest

The whitest paint ever made could keep buildings cool enough to reduce the need for air conditioning, researchers say.

Amy Patterson Neubert-Purdue • futurity
April 19, 2021 ~6 min

Scientists Excited by Potential New Force of Nature

VOA Learning English • voa
April 18, 2021 ~5 min

Scientists Study How Ocean Seagrasses Can Fight Climate Change

VOA Learning English • voa
April 18, 2021 ~5 min