Home / Tag Archives: stumble (page 245)

Tag Archives: stumble

Feed Subscription

What was a South American herbivore doing with saber teeth?

Some extinct animals have anatomical oddities that seem destined to be confined to the marginalia of history. Questionable characters, such as the single-fingered dinosaur and the flightless, club-winged bird , ultimately died off despite--if not because of--their idiosyncratic adaptations. [More]

Read More »

The Science of Information Graphics

Posted for Jen Christiansen, Art Director, Information Graphics I'm in Pamplona, Spain, sitting at a table strewn with looseleaf paper, scissors and tubes of paste. My table is host to a German, a Swede, two Norwegians and a American

Read More »

Quake kills 74 in Myanmar, aftershock rattles Thailand

By Chaiwat Subprasom MAE SAI, Thailand, March 25 (Reuters) - At least 74 people were killed in a strong earthquake that struck Myanmar, state media said on Friday, while a series of aftershocks have caused panic but only limited damage in Thailand and Laos.

Read More »

Bones Can Reveal Deceased’s Weight

We see it all the time on shows like Bones and CSI. Skeletal remains can yield all sorts of clues--gender, age, past physical traumas

Read More »

Arctic sea ice ties for smallest area this winter

WASHINGTON (Reuters) - Even at its biggest, Arctic sea ice extent this winter was among the smallest ever seen, apparently tying with 2006 for the least amount of ice covering the region around the North Pole, U.S. researchers reported. Sea ice on the Arctic Ocean usually starts growing in September and hits its maximum area in February or March; this year, the maximum appeared to occur on March 7, when ice stretched over 5.65 million square miles (14.64 million square km), according to the National Snow and Ice Data Center

Read More »

A letter to readers: Participate in our Future of Cities survey

Dear Scientific American Reader: Scientific American is conducting a survey about the future of cities, the results of which will be published in the magazine along with a series of articles on urban life in the 21st century. The survey will poll elected officials, academics, policymakers, and opinion leaders, including Scientific American readers, about ways to improve cities and their livability.

Read More »

Japan detects radioactivity 30 km off coast

VIENNA, March 24 (Reuters) - Japanese scientists have found measurable concentrations of radioactive iodine-131 and caesium-137 in seawater samples taken 30 km (18 miles) from land, the U.N. [More]

Read More »

Closing old atom plants poses safety challenge: IAEA

By Fredrik Dahl VIENNA (Reuters) - The closing of aging nuclear reactors is expected to peak in 2020-30, posing a major challenge in terms of safety and the environment, a draft U.N. atomic agency report says

Read More »

Middle East Turmoil Reflects Global Anxiety about Wheat

Underlying the wave of unrest across North Africa and the Middle East is the fact that some of the cries for democracy are coming from mouths in need of food. Media outlets around the world were quick to make the link between food and the protests in Egypt, Tunisia and Algeria, pointing to one specific grain: wheat. Egypt is the largest importer of wheat in the world, with Algeria not far behind.

Read More »

In a Scrape: Seafloor Trawling Threatens Deep Ocean Species

Dear EarthTalk : Recent news reports have revealed the discovery of previously unknown species inhabiting the deepest parts of our oceans. Is anything being done to protect this habitat before humans have a chance to fish it to death or otherwise destroy it? --Matthew Polk, Gary, Ind.

Read More »

Marijuana and Maleness

The sex hormones that bathe a fetus in the womb are some of the earliest and most potent determinates of gender differences in brain structure and social behavior. But other chemicals produced by the human body more subtly tweak the neural pathways underlying these distinctions. Endocannabinoids, natural compounds in the brain that excite the same receptors as marijuana, influence gender-specific behaviors, according to a study published in November in the Proceedings of the National Academy of Sciences USA.

Read More »
Scroll To Top