News tagged with “journal science”. Found:
16 tagged news reports.
Your Search Returned 16 tagged news reports
Fossil upends theories about evolution of human ancestors
Addis Ababa :: Ethiopia | 2 months ago
Credibility
That could mean long-accepted models of the common ancestor between humans and apes are wrong...The species, called Ardipithecus ramidus, is one million years older than "Lucy," the famous partial female skeleton of a hominid that lived 3.2 million years...
Tags: Ardipithecus, Ethiopian, human ancestors, common ancestors, journal science, ardipithecus ramidus, Ethiopia, Addis Ababa
Hey, global warming skeptics, take your heads out of the sand
Washington :: DC :: USA | 3 months ago
Credibility Cowen | Columnist for The Christian Science Monitor/ September 4, 2009 edition UN Secretary General Ban Ki-moon has seen the meltdown of the Arctic for himself. Alarmed at the changes, he warned that “our foot is stuck on the [climate change] accelerator...
Tags: Earth, journal science, climate change, cooling trend, greenhouse gas, greenhouse gases, arctic temperature, natural cooling, Northern Arizona University, gas emissions
Antibodies found that prevent HIV from causing severe AIDS
Washington :: DC :: USA | 3 months ago
Credibility They do not have a vaccine yet, but they may well have a road map toward the production of one...Crucial to the discovery is the fact that the antibodies target a portion of HIV that researchers had not previously considered in their search for a vaccine.
Tags: aid vaccine, journal science, achilles heel, hiv vaccine
Early humans used fire for tools
Cape Town :: South Africa | 3 months ago
Credibility Humans living along the southern tip of Africa some 72 000 years ago used fire to forge and shape their stone tools and weapons, said a study published on Thursday by the journal Science. The findings indicate that modern humans were capable of complex...
Tags: South Africa, stone tools, early human, southern tip, journal science, modern human
Trouble keeping food cravings in check? Blame the brain
London :: United Kingdom | 7 months ago
Credibility Next time you give in to that craving for a chocolate bar as your energy levels take a mid-afternoon dip, you could be justified in saying that your brain made you do it. A new study published in the May 1 issue of the journal Science concluded there...
Tags: exercise self, Caltech, journal science
Growing pollution leads to "global dimming"!
Washington :: DC :: USA | 8 months ago
Credibility Growing pollution leads to "global dimming" Washington, March 13: Visibility on clear days has declined in much of the world since the 1970s thanks to a rise in airborne pollutants, scientists said on Thursday. They described a "global dimming" in particular...
Tags: global dimming, climate change, Lamont-Doherty Earth Observatory, global warming, journal science, airborne pollutants, Antarctica
Moral judgments linked to physical disgust, study suggests
Toronto :: Canada | 9 months ago
Credibility Computer-generated average facial expressions of the five most expressive individuals tasting neutral, sweet, and bitter solutions. Moral disgust in the face of unfair treatment and primitive disgust in reaction to a poison or disease may be more closely...
Tags: bad taste, University of Toronto, facial expressive, immorality behaviour, journal science, physical disgust, morality outrage
Rising temperatures fell old-growth trees, study suggests
Boulder :: CO :: USA | 10 months ago
Credibility Tree mortality rates have doubled in old-growth forests across the Sierra Nevada and western United States because of rising temperatures associated with climate change, a new study has found. The study, published today in the journal Science, suggests...
Tags: climate, Western United States, Western U.S, trees deaths, climate change, growth forests, Western Ecological Research Center, journal science, mortality rate, deaths rate
Diamonds show comet struck continent, scientists say
Clovis :: CA :: USA | 11 months ago
Credibility Heat from the explosions and fires melted substantial portions of the Laurentide glacier in Canada, sending waves of water down the Mississippi and into the Gulf of Mexico. That triggered changes in Atlantic Ocean currents, which ushered in a 1,300-year...
Tags: North American, Earth, ice age, Paleo-American, north americas, Americas, journal science, tooth tigers
Year that could be turning point on disease
Washington :: DC :: USA | 11 months ago
Credibility A tissue reprogramming technique that promises an almost limitless source of stem cells without the need to destroy embryos has been named as the breakthrough of the year by the prestigious journal Science . The method for turning back the clock on adult...
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