News tagged with evolutionary events
Probing question: What is a molecular clock?
Biology /
Nov 20, 2008 |
4.3 / 5 (7) |
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It doesn't tick, it doesn't have hands, and it doesn't tell you what time of day it is. But a molecular clock does tell time -- on an epoch scale. The molecular clock, explained S. Blair Hedges, is a tool ...
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Birth order affects cooperation in later life
Medicine & Health / Psychology & Psychiatry
25 minutes ago |
not rated yet |
0
(PhysOrg.com) -- A new scientific study has found that at least some of the stereotypes associated with older siblings are true: the oldest sibling is often less trusting, less cooperative, and less reciprocating ...
A new mouse could help understand how some lung cancer cells evade drug treatment
3 hours ago |
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Lung cancer is the leading cause of cancer mortality worldwide and lung adenocarcinoma is the most common type. Many cases of lung adenocarcinoma are attributed to a mutation in a gene for the epidermal growth factor receptor ...
Think again about keeping little ones so squeaky clean
13 hours ago |
5 / 5 (9) |
2
A new Northwestern University study suggests that American parents should ease up on antibacterial soap and perhaps allow their little ones a romp or two in the mud --- or at least a much better acquaintance with everyday ...
French introduced farming to Britain: study
Other Sciences / Archaeology & Fossils
15 hours ago |
3.2 / 5 (5) |
4
(PhysOrg.com) -- Simon Fraser University archeologists Mark Collard and Kevan Edinborough and colleagues from University College London have uncovered evidence that French farmers introduced agriculture to Britain some 60 ...
Treating cluster headaches with high-flow oxygen appears effective
Medicine & Health / Neuroscience
15 hours ago |
not rated yet |
0
Patients with a cluster headache, which is characterized by bouts of excruciating pain usually near the eye or temple, were more likely to report being pain-free within 15 minutes of treatment with high-flow oxygen than patients ...
Study reveals how Arctic food webs affect mercury in polar bears
15 hours ago |
3 / 5 (2) |
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With growing concerns about the effects of global warming on polar bears, it's increasingly important to understand how other environmental threats, such as mercury pollution, are affecting these magnificent Arctic animals.
New study finds low rate of injuries at overnight summer camp
15 hours ago |
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Although a trip to summer camp is highly anticipated by over 11 million children and adults each year, sending a child off to summer camp can be a source of anxiety for parents. Findings from a new study published in the ...
ASGE issues guidelines on management of antithrombotic agents for endoscopic procedures
16 hours ago |
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According to a new guideline from the American Society for Gastrointestinal Endoscopy (ASGE) regarding the management of antithrombotic agents for endoscopy, aspirin and/or NSAIDs may be continued for all elective endoscopic ...
Why King Kong failed to impress
17 hours ago |
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Humans have the same receptors for detecting odors related to sex as do other apes and primates. But each species uses them in different ways, stemming from the way the genes for these receptors have evolved over time, according ...
Autologous stem cell transplantation for soft tissue sarcoma: insufficient research into therapy
18 hours ago |
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Due to a lack of suitable studies, it is unclear whether patients with soft tissue sarcoma can benefit from autologous haematopoietic stem cell transplantation. With this type of therapy, some of the patient's own (autologous) ...
List of search results for evolutionary events
