Why birds don't have teeth
Why did birds lose their teeth? Was it so they would be lighter in the air? Or are pointy beaks better for worm-eating than the jagged jaws of dinosaur ancestors?
Why did birds lose their teeth? Was it so they would be lighter in the air? Or are pointy beaks better for worm-eating than the jagged jaws of dinosaur ancestors?
Evolution
May 23, 2018
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In a recent study, NYU Abu Dhabi Professor of Practice in Mathematics Alberto Gandolfi has developed a mathematical model to identify the number of days students could attend school to allow them a better learning experience ...
Mathematics
Oct 8, 2020
0
183
Much like parents who talk to a pregnant woman's belly, some birds sing to their eggs before they hatch, and the reason may be to prepare them for a warming world, researchers said Thursday.
Plants & Animals
Aug 18, 2016
3
518
The great age of the embryos is unusual because almost all known dinosaur embryos are from the Cretaceous Period. The Cretaceous ended some 125 million years after the bones at the Lufeng site were buried and fossilized.
Archaeology
Apr 10, 2013
2
1
Take a Petri dish containing crude petroleum and it will release a strong odor distinctive of the toxins that make up the fossil fuel. Sprinkle mushroom spores over the Petri dish and let it sit for two weeks in an incubator, ...
Biotechnology
Nov 30, 2011
2
0
An unfortunate church dinner more than 100 years ago did more than just spread typhoid fever to scores of Californians. It led theorists on a quest to understand why many diseases - including typhoid, measles, polio, malaria, ...
Mathematics
Jan 2, 2018
3
245
Bisphenol A (BPA) is a chemical used in many consumer products including water bottles, metal food storage products and certain resins. Often, aquatic environments such as rivers and streams become reservoirs for BPA, affecting ...
Ecology
Aug 23, 2016
0
391
Since the invention of liquid crystal displays in the mid-1960s, display electronics have undergone rapid transformation. Recently developed organic light-emitting diodes (OLEDs) have shown several advantages over LCDs, including ...
Nanomaterials
Nov 30, 2011
0
0
Two miles below the ocean surface off Monterey, California, warm water percolates from the seafloor at the base of an underwater mountain. It's a magical place, especially if you're an octopus.
Plants & Animals
Aug 26, 2023
0
77
(PhysOrg.com) -- A new analysis of extinct sea creatures suggests that the transition from egg-laying to live-born young opened up evolutionary pathways that allowed these ancient species to adapt to and thrive in open oceans.
Evolution
Sep 16, 2009
0
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