News tagged with evolutionary events


Probing question: What is a molecular clock?

Probing question: What is a molecular clock?

Biology /

created Nov 20, 2008 | popularity 4.3 / 5 (7) | comments 0

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 ...





Search results for evolutionary events


Researchers discover new ways to treat chronic infections

Researchers discover new ways to treat chronic infections

Biology / Cell & Microbiology

created Dec 18, 2009 | popularity 4 / 5 (1) | comments 0

Researchers at Binghamton University, State University of New York, have identified three key regulators required for the formation and development of biofilms. The discovery could lead to new ways of treating ...


African leaf-eating monkeys are 'likely to be wiped out' by climate change

African leaf-eating monkeys are 'likely to be wiped out' by climate change

Biology / Ecology

created Dec 18, 2009 | popularity 3 / 5 (6) | comments 4

(PhysOrg.com) -- Monkey species will become 'increasingly at risk of extinction' because of global warming, according to new research published this week.


Closing in on dark matter?

Physicists detect two candidate dark matter interactions, but say the data are not conclusive

Physics / General Physics

created Dec 18, 2009 | popularity 4.2 / 5 (15) | comments 6

(PhysOrg.com) -- Scientists have spent decades searching for the elusive material known as dark matter, which is believed to make up 25 percent of the universe. On Thursday, Dec. 17, a team of physicists including ...


What's his name again? How celebrity monikers can help us remember

Medicine & Health / Diseases

created Dec 18, 2009 | popularity not rated yet | comments 0

Famous mugs do more than prompt us into buying magazines, according to new Université de Montréal research. In the December issue of the Canadian Journal on Aging, a team of scientists explain how the abilit ...


Acid oceans: the 'evil twin' of climate change (AP)

Acid oceans: the 'evil twin' of climate change

Space & Earth / Environment

created Dec 18, 2009 | popularity 4.1 / 5 (16) | comments 12

(AP) -- Far from Copenhagen's turbulent climate talks, the sea lions, harbor seals and sea otters reposing along the shoreline and kelp forests of this protected marine area stand to gain from any global ...


Web wizardry: CS 50 Fair spotlights students’ programming for the Web

Web wizardry: CS 50 Fair spotlights students’ programming for the Web

Other Sciences / Other

created Dec 17, 2009 | popularity not rated yet | comments 0

The observation became a question and finally an application.


Are patients losing sleep over blood pressure monitors?

Medicine & Health / Health

created Dec 17, 2009 | popularity not rated yet | comments 0

A widely used test for measuring nighttime blood pressure may interfere with patients' sleep, thus affecting the results of the test, reports a study in an upcoming issue of Clinical Journal of the American Society of Ne ...


Kidney injury in hospital increases long-term risk of death

Medicine & Health / Diseases

created Dec 17, 2009 | popularity not rated yet | comments 0

Patients with sudden loss of kidney function, called acute kidney injury (AKI), are more likely to die prematurely after leaving the hospital—even if their kidney function has apparently recovered, according to an upcoming ...


Studying how black holes grow

Studying how black holes grow

Space & Earth / Space Exploration

created Dec 17, 2009 | popularity 5 / 5 (2) | comments 1

Black holes are some of the most exotic objects in the universe. They are the final evolutionary stage of giant stars much larger than the sun. When these stars explode, their cores collapse down to the size ...


New research explains orchids' sexual trickery

Biology / Plants & Animals

created Dec 17, 2009 | popularity 4.8 / 5 (4) | comments 0

A new study reveals the reason why orchids use sexual trickery to lure insect pollinators. The study, published in the January issue of The American Naturalist, finds that sexual deception in orchids leads to a more effici ...



List of search results for evolutionary events