News tagged with queen
Sexual reproduction works thanks to ever-evolving host, parasite relationships: study
(PhysOrg.com) -- It seems we may have parasites to thank for the existence of sex as we know it. Indiana University biologists have found that, although sexual reproduction between two individuals is costly ...
Jul 07, 2011 |
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Evolution may take giant leaps
(PhysOrg.com) -- A new study of thousands of species of plants and animals suggests new species may arise from rare events instead of through an accumulation of small changes made in response to changes in ...
Birds do it, bees do it; termites don't, necessarily
Scientists at North Carolina State University and three universities in Japan have shown for the first time that it is possible for certain female termite "primary queens" to reproduce both sexually and asexually ...
Mar 26, 2009 |
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Queen of spades key to new evolutionary hypothesis
(Phys.org) -- Sleight of hand is a trait that belongs mainly to humans. Or so scientists thought. Studies of common, microscopic ocean plankton named Prochlorococcus show that humans aren't the only ones w ...
May 11, 2012 |
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Promiscuous queen bees maintain genetic diversity
By mating with nearly 100 males, queen bees on isolated islands avoid inbreeding and keep colonies healthy.
Apr 16, 2012 |
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The Black Queen Hypothesis: A new evolutionary theory
Microorganisms can sometimes lose the ability to perform a function that appears to be necessary for their survival, and yet they still somehow manage to endure and multiply. How can this be? The authors of an opinion piece ...
Mar 27, 2012 |
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Breeding a better bee
The population of honeybees remains endangered, threatening the world's food supply, and scientists have decided that the best way to save the insects may be to breed a better bee.
Jul 11, 2011 |
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Where have all the flowers gone?
It's summer wildflower season in the Rocky Mountains, a time when high-peaks meadows are dotted with riotous color. But for how long?
Jun 16, 2011 |
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Blackbeard's anchor recovered off NC coast (Update)
Archaeologists recovered the first anchor from what's believed to be the wreck of the pirate Blackbeard's flagship off the North Carolina coast Friday, a move that might change plans about how to save the ...
Other Sciences / Archaeology & Fossils
May 27, 2011 |
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Secret of royal jelly's super-sizing effect on queen bees appears to be special protein royalactin
(PhysOrg.com) -- In a paper published in Nature, Japanese researcher Masaki Kamakura describes a process he used to determine that the protein royalactin, is at least one of the components responsible for tu ...
Rhythmic vibrations guide caste development in social wasps
(PhysOrg.com) -- Future queen or tireless toiler? A paper wasp's destiny may lie in the antennal drumbeats of its caretaker.
Jan 24, 2011 |
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Insulin signaling key to caste development in bees
What makes a bee grow up to be a queen? Scientists have long pondered this mystery. Now, researchers in the School of Life Sciences at Arizona State University have fit a new piece into the puzzle of bee development. ...
Jul 14, 2010 |
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Monument lifted from Cleopatra's underwater city
(AP) -- Archaeologists on Thursday hoisted a 9-ton temple pylon from the waters of the Mediterranean that was part of the palace complex of the fabled Cleopatra before it became submerged for centuries in ...
Other Sciences / Archaeology & Fossils
Dec 17, 2009 |
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Scientists are first to 'unlock' the mystery of creating cultured pearls from the queen conch
For more than 25 years, all attempts at culturing pearls from the queen conch (Strombus gigas) have been unsuccessful—until now. For the first time, novel and proprietary seeding techniques to produce beaded ...
Nov 04, 2009 |
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Homebound Termites Answer 150-Year-Old Evolution Question
(PhysOrg.com) -- Staying at home may have given the very first termite youngsters the best opportunity to rule the colony when their parents were killed by their neighbors. This is according to new research ...
Oct 05, 2009 |
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