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Evolution May 17, 2016

How did the giraffe get its long neck? Clues now revealed by new genome sequencing

For the first time, the genomes of the giraffe and its closest living relative, the reclusive okapi of the African rainforest, have been sequenced—revealing the first clues about the genetic changes that led to the evolution ...

Jan 25, 2005

Scientists find missing link between the whale and its closest relative, the hippo

For those not yet convinced that hippos and whales are first cousins, a UC Berkeley researcher has the definitive proof. A group of four-footed mammals that flourished worldwide for 40 million years and then died out in ...

Evolution May 30, 2018

Details that look sharp to people may be blurry to their pets

Compared with many animals, human eyes aren't particularly adept at distinguishing colors or seeing in dim light. But by one measure at least—something called visual acuity—human eyes can see fine details that most animals ...

Biotechnology Jul 4, 2016

Fido forever? South Korea's dog cloning clinic

At $100,000 a head, the puppies frolicking around the fenced lawn in western Seoul don't come cheap—but at least their owners know exactly what they are getting.

Cell & Microbiology May 5, 2021

Researchers analyze the host origins of SARS-CoV-2 and other coronaviruses

Coronavirus (CoVs) infection in animals and humans is not new. The earliest papers in the scientific literature of coronavirus infection date to 1966. However, prior to SARS-CoV, MERS-CoV, and SARS-CoV-2, very little attention ...

Ecology Nov 10, 2017

Scientists investigate how different houses and lifestyles affect which bugs live with us

Humans have lived under the same roof with bugs since we first began building shelters 20,000 years ago. Now, scientists are studying how physical factors of our homes—from the floor plan and the number of windows to even ...

Archaeology Oct 4, 2023

Life-size images of extinct camel species found carved into stones in Saudi Arabia

An international team of archaeologists has discovered life-size images of an extinct camel species carved into rock formations in Saudia Arabia. In their project, reported in the journal Archaeological Research in Asia, ...

Archaeology Jan 3, 2020

How the extinction of Ice Age mammals may have forced humans to invent civilization

Why did we take so long to invent civilization? Modern Homo sapiens first evolved roughly 250,000 to 350,000 years ago. But initial steps towards civilization—harvesting, then domestication of crop plants—began only around ...

Archaeology Oct 4, 2023

A prehistoric cosmic airburst preceded the advent of agriculture in the Levant

Agriculture in Syria started with a bang 12,800 years ago as a fragmented comet slammed into the Earth's atmosphere. The explosion and subsequent environmental changes forced hunter-gatherers in the prehistoric settlement ...

Earth Sciences May 21, 2013

Comprehensive analysis of impact spherules supports theory of cosmic impact 12,800 years ago

About 12,800 years ago when the Earth was warming and emerging from the last ice age, a dramatic and anomalous event occurred that abruptly reversed climatic conditions back to near-glacial state. According to James Kennett, ...

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