Primary Country (Mandatory)

United States

Other Country (Optional)

Set News Language for United States

Primary Language (Mandatory)
English
Other Language[s] (Optional)
No other language available

Set News Language for World

Primary Language (Mandatory)
English
Other Language(s) (Optional)

Set News Source for United States

Primary Source (Mandatory)
CNN
Other Source[s] (Optional)

Set News Source for World

Primary Source (Mandatory)
AajTak
Other Source(s) (Optional)
  • Countries
    • India
    • United States
    • Qatar
    • Germany
    • China
    • Canada
    • World
  • Categories
    • National
    • International
    • Business
    • Entertainment
    • Sports
    • Special
    • All Categories
  • Available Languages for United States
    • English
  • All Languages
    • English
    • Hindi
    • Arabic
    • German
    • Chinese
    • French
  • Sources
    • India
      • AajTak
      • NDTV India
      • The Hindu
      • India Today
      • Zee News
      • NDTV
      • BBC
      • The Wire
      • News18
      • News 24
      • The Quint
      • ABP News
      • Zee News
      • News 24
    • United States
      • CNN
      • Fox News
      • Al Jazeera
      • CBSN
      • NY Post
      • Voice of America
      • The New York Times
      • HuffPost
      • ABC News
      • Newsy
    • Qatar
      • Al Jazeera
      • Al Arab
      • The Peninsula
      • Gulf Times
      • Al Sharq
      • Qatar Tribune
      • Al Raya
      • Lusail
    • Germany
      • DW
      • ZDF
      • ProSieben
      • RTL
      • n-tv
      • Die Welt
      • Süddeutsche Zeitung
      • Frankfurter Rundschau
    • China
      • China Daily
      • BBC
      • The New York Times
      • Voice of America
      • Beijing Daily
      • The Epoch Times
      • Ta Kung Pao
      • Xinmin Evening News
    • Canada
      • CBC
      • Radio-Canada
      • CTV
      • TVA Nouvelles
      • Le Journal de Montréal
      • Global News
      • BNN Bloomberg
      • Métro
High-Waisted Chiffon A-Line Skirt Buy Now
Wide Leg Denim Mom Shorts Buy Now
Ripped Slim Fit Denim Jeans Buy Now
Casio MDV106 Diver's Watch Buy Now
Crystal Accented Bracelet Watch Buy Now
Mixing Bowls with Airtight Lids Set Buy Now
4-Compartment Bento-Style Lunch Box Buy Now
Braun Silk·Expert Pro 5 IPL Buy Now
Striped Hawaiian Shirt Buy Now
Women's Plaid Shacket Buy Now
Wide Leg Yoga Pants with Pockets Buy Now
Men's Straight-Fit Pant Buy Now
Scale for Body Weight and Fat Percentage Buy Now
Northwest Batman Cloud Pillow Buy Now
Classic Fit Signature Lux Cotton Stretch Pants Buy Now
Pimple Patch for Face Buy Now
3 Pairs Compression Socks for Women Buy Now
LOVEVOOK Women Purses and bags Buy Now
Ecosmart Fleece Full-zip Hoodie Buy Now
Maison Margiela Rent The Runway Pre-Loved Purple Tie Sweater Buy Now
MoreBack to News Headlines
Mammals Needed Muscles More Than Brain After Asteriod Doomed Dinosaurs

Mammals Needed Muscles More Than Brain After Asteriod Doomed Dinosaurs

NDTV
Friday, April 1, 2022 2:35 AM GMT

Researchers said on Thursday an analysis of fossils of mammals from the Paleocene Epoch found that while their bodies got much bigger, their brain size relative to body mass actually declined.

In the aftermath of the asteroid impact 66 million years ago that doomed the dinosaurs, it appears that brawn was more important than brains for the mammals that managed to survive the calamity and conquer a changed world.

Researchers said on Thursday an analysis of fossils of mammals from the Paleocene Epoch - spanning the 10 million years after the asteroid wiped out three-fourths of Earth's species - found that while their bodies got much bigger, their brain size relative to body mass actually declined.

The findings contradict the notion that it was intelligence that drove mammals - bit players during the age of dinosaurs - to become the planet's new rulers following the mass extinction at the end of the Cretaceous Period.

"The process to get large brains to emerge in mammals after the extinction was much slower than we previously thought," said Ornella Bertrand, a postdoctoral researcher in mammal paleontology at the University of Edinburgh and lead author of the study published in the journal Science http://www.science.org/doi/10.1126/science.abo1985.

Read full story on NDTV
Share this story on:-
Run 3 Space | Play Space Running GamePlay Run 3, the ultimate space tunnel running game with 300+ challenging levels!Adv.
Traffic Jam 3D | Online Racing GameTraffic Jam 3D is a game where you’ll be driving through heavy traffic.Adv.
Duck Hunt | Play Old Classic GamePlay the classic 1984 light gun shooter game Duck Hunt on your browser.Adv.
More Related News
Parking Slot | Free Parking GamePlay Parking Slot, the best online 3D car driving and parking game.Adv.
Slope Ball Run - Play OnlineSlope Game takes you on an exciting journey of a ball on special paths.Adv.
© 2008 - 2025 Webjosh  |  News Archive  |  Privacy Policy  |  Contact Us