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Why do some queen bees eat their worker bee's eggs?

...rn into males if reared. For some species, such as bumble bees, this is the source of many of the males in the species. But in others, like the honeybee, workers "police" each other ?killing eggs laid by workers or confronting egg-laying workers. In 1964 the English biologist William Hamilton put forward...

Bumble bees can estimate time intervals

...ers have discovered that an insect pollinator, the bumble bee, can estimate the duration of time intervals. .... In the new work, the researchers investigated bumble bees' ability to time the interval between successive nectar rewards. Using a specially designed cha...

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(Date:9/2/2014)... team of University of Maryland physicists has published ... say make possible new nanostructures and nanotechnologies with ... quantum computing advances to new sensor development. , ... Nature Communications the Maryland scientists, primary discovery ... nanostructures that uses a connector, or "intermedium," nanoparticle ...
(Date:9/2/2014)... always true that digital distribution of media will ... means, at least when file sizes are large. ... in Yale,s Journal of Industrial Ecology ... for consoles such as PlayStation3. Researchers found that ... greenhouse gas emissions than game files downloaded over ...
(Date:9/2/2014)... study provides evidence that physical barriers formed ... argue that the same factor responsible for much ... also responsible for the linguistic diversity in the ... interaction between speech communities. Therefore, spatially isolated languages ... reduction of linguistic contact. , "Charles Darwin would ...
Breaking Biology News(10 mins):New synthesis method may shape future of nanostructures, clean energy 2New synthesis method may shape future of nanostructures, clean energy 3
(Date:9/2/2014)... (HealthDay News) -- Many people believe that marijuana is ... "As more people are able to obtain and ... recreational use, people are less likely to perceive it ... psychiatrist at Massachusetts General Hospital,s Center for Addiction Medicine, ... shows that cannabis use can have significant consequences, and ...
(Date:9/2/2014)... Mass. (PRWEB) September 02, 2014 Healthcare ... latest and most complete oncology guidelines available at the ... Health and the National Comprehensive Cancer Network® ... with other evidence and guidelines in the content available ... , NCCN, a not-for-profit alliance of 25 of ...
(Date:9/2/2014)... involving mice suggests that the key to more youthful ... In a report published in the Journal ... from the lungs of old mice had different responses ... mice, but these changes were reversed by ibuprofen. , ... immune function," said Joanne Turner, Ph.D., a researcher involved ...
(Date:9/2/2014)... Nanomedicine is essentially based on ... and/or prevention of diseases and infections. Nanotechnology-based drugs ... and oncology diseases. , Nanomedicine is based ... nanoparticles, their medical usages, and their actions within ... for research in this domain, and scientists are ...
(Date:9/2/2014)... Durable Medical Goods manufacture ThermoTek , announced today ... LeaseQ, Inc. to help customers acquire capital goods faster ... breakthrough finance shopping platform has enabled businesses to quickly ... their business. , Said LeaseQ Vice President Cory ... team to provide customers faster access to capital and ...
Breaking Medicine News(10 mins):Health News:'Pot Addiction' May Be Real, Study Suggests 2Health News:DynaMed™ to Utilize Information from the National Comprehensive Cancer Network® 2Health News:DynaMed™ to Utilize Information from the National Comprehensive Cancer Network® 3Health News:DynaMed™ to Utilize Information from the National Comprehensive Cancer Network® 4Health News:Nanomedicine Market: An Overview of Growth Factors and Future Prospects by Transparency Market Research 2Health News:Nanomedicine Market: An Overview of Growth Factors and Future Prospects by Transparency Market Research 3Health News:Medical Technology Manufacturer ThermoTek Announces New Partnership with LeaseQ.com to Help More Customers Acquire Equipment Faster and Cheaper 2
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