ACSH

Subscribe to ACSH feed
Updated: 21 min 33 sec ago

The Most Important Question in Science

Nov 28 2017 - 19:11

From a young age, we teach science to students all wrong.

Like history textbooks, science textbooks are filled almost exclusively with facts. Facts are fine -- and they are necessary to learn new facts -- but having a head full of facts does not make somebody a scientist. Arguably, in the age of Wikipedia, memorizing information is not an efficient use of time; instead, we can outsource our memory to the cloud and use our precious neurons for other things.

Categories: ACSH

News Flash: Nuts Are Still Good For You

Nov 28 2017 - 12:11

Using data from three large prospective epidemiological studies, researchers from the Harvard School of Public Health concluded that consumption of peanuts and tree nuts, especially walnuts, is associated with reduced risks of cardiovascular disease and coronary heart disease. That conclusion isn't surprising since a number of the same authors reached it several years ago.

                     
Categories: ACSH

The Rampant Misbranding Of The Flu

Nov 28 2017 - 11:11

How often do you hear a friend or colleague even stranger say, “I was sick with the flu?” It’s a refrain likely to occur each winter. Are they lying? No. Mistaken is more accurate.

Categories: ACSH

You Got The Fever

Nov 28 2017 - 11:11

Everyone knows you get a fever when you have an infection, but why? And while we are on the topic, what causes our temperature to rise?

       
Categories: ACSH

Pot's Secondhand Smoke Gets a Free Pass

Nov 28 2017 - 10:11

If marijuana is now a 'recreational drug,' then what about its second-hand smoke? Does it get ignored, is there science to apply in making an informed decision?

Categories: ACSH

E-Cigarettes: A 3.5-Year Study Shows No Negative Health Impact, With Caveats

Nov 28 2017 - 08:11

New research finds no significant health differences between vapers and non-vapers. However, the sample size was very small, so the results should be considered preliminary.

Categories: ACSH

China's Obesity Problem Linked to Single Child Policy

Nov 28 2017 - 07:11

Government policies often have unintended consequences — especially those that affect large swaths of a population. Thus, the over 30-year (1980-2016) single child policy in China has been linked to increased levels of childhood overweight and obesity — particularly in boys who have no siblings.

 
Categories: ACSH

3 to 4 Cups of Coffee Daily Provide Most Health Benefits

Nov 28 2017 - 07:11

Here's news of a study that's worth reading. And you might want to pour yourself a hot cup of coffee while doing so.

Working off data collected from more than 200 meta-analyses, researchers found that moderate coffee drinking provided many health benefits and that any shortcomings from consumption were outweighed by the positive effects. The findings were published recently in the journal The BMJ, stating the optimal amount of coffee consumption being roughly three to four cups per day.

Categories: ACSH

Drool Maybe Concussion's Best Diagnostic Tool

Nov 27 2017 - 17:11

Concussion research is hampered by only having subjective diagnostic criteria. Without an evidence-based diagnosis, there can be no evidence-based treatment. Saliva may hold a key objective measure. 

   
Categories: ACSH

The Wrong Way To Collect Coins: In Your Stomach

Nov 27 2017 - 16:11

Don't ever make the mistake of thinking that you've heard it all. Because every now and then something like this will come up to prove you wrong. 

For those of you who are unfamiliar with the metric system, 7 kilograms is 15.4 pounds. That's a lot. Here is a partial list of various items that weigh about 15 pounds:

Categories: ACSH

Insect Outsources Key Metabolism to Bacterium with a Tiny Genome

Nov 27 2017 - 13:11

If you are ever in need of an impressive biological story, look no further than the examples of mutualism (also known as reciprocal altruism) when two totally unrelated species coexist and both benefit from the relationship. One recently discovered example of this is particularly impressive.

Categories: ACSH

Despite their Tiny Genome, a Beetle's Bacteria Pack a Big Punch

Nov 27 2017 - 13:11

If you are ever in need of an impressive biological story, look no further than the examples of mutualism (also known as reciprocal altruism) when two totally unrelated species coexist and both benefit from the relationship. One recently discovered example of this is particularly impressive.

Categories: ACSH

Now You See It: Corrective Lens Implants - An Interview With Leejee H. Suh, M.D.

Nov 27 2017 - 08:11

Vision techniques have become so sophisticated that you can sit in a chair, feel absolutely nothing, and walk out 30 minutes later with 20/20 vision. And an interview with Dr. Leejee Suh, an ophthalmological surgeon at  Columbia University's Edward S. Harkness Eye Institute in New York

Categories: ACSH

Want to Fix Health Care? Start Valuing Doctors!

Nov 27 2017 - 07:11

Here’s a novel approach, appreciate and value the physicians in actual practice and watch job satisfaction soar. Otherwise, don't be surprised nearly 1 in 50 expect to leave the field entirely in the next 2 years to focus on a different career.

Categories: ACSH

HuffPo Publishes A Science Piece, Another Pro-Science Conspiracy Theory And More Media Links

Nov 27 2017 - 06:11

Serious science writers don't follow the Huffington Post. But when Dr. Angela Logomasini of Competitive Enterprise Institute posts something, it's worth walking into the belly of the anti-science beast. Here's that, and a few other things we've been up to recently.

Categories: ACSH

What Caused Passengers To Get Sick In Diverted United Flight?

Nov 27 2017 - 03:11

A United flight (UA-31) bound for Newark (New Jersey) from Munich (Germany) was safely diverted to London Heathrow Airport after multiple passengers complained of feeling lightheaded and unwell. What could cause this?

Categories: ACSH

Silver: A Sterling Element By Any Measure

Nov 24 2017 - 08:11

Did you know that 24k gold (at least 99.7% pure) makes lousy jewelry?  It is so soft that it can be bent by hand and you can even bite into it. To make it strong enough to be used as jewelry, other metals are added to form alloys (two or more metals dissolved in each other). Silver and copper are the most commonly used metals that are added to gold. 

Categories: ACSH

A Smoker's Paradise: Map of World's 50 Busiest Airports

Nov 24 2017 - 08:11

A traveler who smokes should be able to wait to light up until he gets home. But if he can't, he should arrange a layover in Europe or Asia.

Categories: ACSH

Undetected Parasitic Infection May Cause Deadly Cancer in Vietnam Vets

Nov 24 2017 - 06:11

A recent pilot study conducted by the Department of Veterans Affairs may indicate a decades-long infection with a parasite could be causing a deadly form of cancer in Vietnam veterans.

Categories: ACSH

Autonomous Cars Have Been Given Ethical Guidelines

Nov 24 2017 - 05:11

Did you hear the one about the autonomous car being involved in an accident and having to choose between saving the driver or the pedestrians? What's a car to do - sacrifice the one for the many, or them for you?

 
Categories: ACSH