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The Lead

Saber-toothed Cat’s Fangs Appeared Late, But Grew Twice as Fast

July 1, 2015 | by Seth Augenstein, Digital Reporter | Comments

The saber-toothed cat’s trademark canine teeth grew at a tremendous rate– but appeared later than those of the big felines still alive today. Smilodon fatalis’ two huge front teeth grew 6 millimeters per month– double the rate of African lions’ canine teeth– but weren’t full developed until they were three years old, because they had so far to grow.


Seahorses Find It's Hip to Be Square

July 3, 2015 12:00 pm | by UC San Diego | Comments

Why is the seahorse's tail square? An international team of researchers has found the answer and it could lead to building better robots and medical devices.


Digesting Bread, Pasta Releases Biologically Active Molecules

July 3, 2015 12:00 pm | by Elsevier | Comments

Biologically active molecules released by digesting bread and pasta can survive digestion and potentially pass through the gut lining, suggests new research. The study, reveals the molecules released when real samples of bread and pasta are digested, providing new information for research into gluten sensitivity.


Bad Sleep Linked to Bad Self-control

July 3, 2015 12:00 pm | by Clemson Univ. | Comments

Poor sleep habits can have a negative effect on self-control, which presents risks to individuals’ personal and professional lives. In a study, psychologists concluded a sleep-deprived individual is at increased risk for succumbing to impulsive desires, inattentiveness and questionable decision-making.


Air Pollution Spikes on July 4

July 3, 2015 12:00 pm | by NOAA | Comments

From our nation's founding, the Fourth of July has been synonymous with fireworks. Fireworks produce air pollutants, including particulate matter, that are linked to short-term or long-term health effects. Now, scientists have authored a study that quantifies the surge in fine particulate matter.  


The Lancet Removes Picture of the Buddha, Bowing to Protests

July 2, 2015 3:10 pm | by Seth Augenstein, Digital Reporter | Comments

Bowing to some outrage, The Lancet has removed a picture of the Buddha it used to illustrate one of its journals, and offered an apology to offended readers. The cover of The Lancet Infectious Diseases’ June 2015 issue showed a statue of Buddha contemplating a tiny mosquito hovering within its hand.


Scientists Pinning Time of Death Using Muscle Proteins, Blood Color

July 2, 2015 2:14 pm | by Seth Augenstein, Digital Reporter | Comments

In a homicide investigation time of death after 36 hours can be difficult to pin down, because of decomposition and other limiting physical factors. Now, scientists are trying to use science to attempt and give investigators more-detailed timelines in death investigations.


Five Years in the Making: BP Reaches Settlement with Gulf States

July 2, 2015 2:00 pm | by Associated Press, Kevin McGill | Comments

BP and five Gulf states announced an $18.7 billion settlement Thursday that resolves years of legal fighting over the environmental and economic damage done by the energy giant's oil spill in 2010. The settlement money will be used to resolve the Clean Water Act penalties, resolve natural resources damage claims, settle economic claims and resolve economic damage claims of local governments.


European Swine Flu Vaccine Linked to Narcolepsy

July 2, 2015 2:00 pm | by Associated Press, Lauran Neergaard | Comments

One vaccine used in Europe during the 2009 swine flu pandemic was linked to rare cases of a baffling side effect— the sleep disorder narcolepsy. Now, new research offers a clue to what happened.


Today in Lab History: First Zeppelin Takes to the Sky

July 2, 2015 2:00 pm | by Lily Barback, Associate Editor | Comments

On July 2, 1900, the first Zeppelin flew for 20 minutes in southern Germany. The LZ 1, or Luftschiff Zeppelin, meaning "Airship Zeppelin," flew off a floating hangar on Lake Constance.


Sleep Deprivation Eases Traumatic Memories

July 2, 2015 2:00 pm | by Univ. of Oxford | Comments

A good night’s sleep has long been recommended to those who have experienced a traumatic event. But, a study provides preliminary experimental work suggesting it could actually be the wrong thing to do. Sleep deprivation might prevent people from consolidating memories of experimental trauma, reducing their tendency to experience flashbacks.


Infographic: Restaurant Meals Can Be as Bad as Fast Food

July 2, 2015 2:00 pm | by Univ. of Illinois | Comments

When Americans go out to eat, either at a fast-food outlet or a full-service restaurant, they consume, on average, about 200 more calories a day than when they stay home for meals. They also take in more fat, saturated fat, cholesterol and sodium than those who prepare and eat their meals at home.


Flea-borne Tropical Disease Resurgence in Texas

July 2, 2015 12:11 pm | by Seth Augenstein, Digital Reporter | Comments

A disease carried by fleas, thought to be wiped out because of DDT, has made a resurgence in a Texas town, according to reports. Murine typhus, which had not been seen in East Texas since the 1940s, has been detected in 20 people in a Galveston hospital.


Researcher Who Faked HIV Vaccine Gets Prison Term, Millions in Fines

July 2, 2015 11:06 am | by Seth Augenstein, Digital Reporter | Comments

A scientist who faked results of an experimental HIV vaccine in rabbits to make it appear he had achieved a breakthrough was sentenced to more than four years in prison and $7 million in fines by a federal judge.


The Drunkest Eye: Do Those Baby Blues Mean Higher Rates of Problem Drinking?

July 2, 2015 9:54 am | by Seth Augenstein, Digital Reporter | Comments

Blue eyes could be a risk factor for alcohol dependence, according to a new University of Vermont study. People with lighter-colored eyes had a higher incidence of problem drinking, according to the results.


Helping Others Helps Socially Anxious People

July 2, 2015 7:00 am | by Springer | Comments

Sufferers from social anxiety are more than just a little shy. But being busy with acts of kindness can help people who suffer from social anxiety to mingle more easily.



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