The Montana couple who fought off a bear. The guy in Utah who cut off his arm to free himself from under a fallen rock. You’ve probably read many stories like this and wondered how to keep yourself out of the dangers. Here’s what to do in some life- threatening emergencies when ...
The well-known stratospheric layer which is emerged by assembling of this molecule, strongly supports the complex life and lets the creatures of earth to live and evolve [3]. Today, many citizens throughout the world are aware about the key role of the ozone layer in protecting us from deat...
A new idea about the origin of complex life turns current theories inside out. In the open access journalBMC Biology, cousins Buzz and David Baum explain their 'inside-out' theory of how eukaryotic cells, which all multicellular life - including us - are formed of, might have evolved. Scien...
Hundreds of plants, fungi, and animals can do it. Now scientists think bioluminescence may have evolved 540 million years ago in Earth’s ancient oceans.
To approach a question 400 million years in the making, researchers turned to mudskippers, blinking fish that live partially out of water.
What is the common ancestor of frogs and lizards? What did basal animals evolve from? What adaptations do amphibians have for life on land? What do freshwater amphibians eat? Are fish mammals or amphibians? What types of amphibians don't hatch from eggs? What amphibians can live in a 5-...
How Did Teeth Evolve? Peter S. Ungar You may take them for granted, but your teeth are a marvel. They break up all your food over the course of your life, while being strong enough to withstand breakage themselves. And they’re formed using onl...
There they tend to the Sky Spirit Valoo, who sits atop the peak of the island volcano.Are Rito descended from Zora?The Rito Are Descendants Of The Zora In The Legend of Zelda: Wind Waker. It's curious how a race that lives in the ocean needed to evolve to live on land during a ...
Did bacteria evolve organisms? It is likely that eukaryotic cells, of which humans are made, evolved frombacteria about two billion years ago. ... Regardless of how it happened, the evolution of eukaryotic cells was a significant milestone in the history of life on Earth. As conditions became...
One view is that life may have emerged as early as the Hadean Eon 4.3-3.8 billion years ago with an atmosphere of high CO2 producing an acidic ocean of the order of pH 3.5-6. Compatible with this scenario is the intriguing proposal that life arose within alkaline (pH 9-11) deep-sea ...