Health effects and light bulbs
By Andy Soos, ENN For the first time scientists examined melatonin suppression in a various types of light bulbs, primarily those used for outdoor illumination, such as streetlights, road lighting, mall lighting and the like. Exposure to the light of white LED bulbs, it turns out, suppresses melatonin five times more than exposure to the […]
Even with regular exercise, people can be at risk for chronic disease
According to the Centers for Disease Control and Prevention, 25 percent of Americans have inactive lifestyles (they take fewer than 5,000 steps a day) and 75 percent do not meet the weekly exercise recommendations (150 minutes of moderate activity each week and muscle-strengthening activity twice a week) to maintain good health. After reviewing recent literature, […]
Too much exercise
By Andy Soos, ENN Here is something for all those arm chair athletes in the world. Endurance athletes who train and race frequently may experience a high rate of unusual heart rhythms called arrhythmia, found a new study on cross-country skiers. Arrhythmia, which are often harmless, can sometimes lead to strokes and other serious problems. […]
Musings of a Malcontent: a weekly op-ed on climate change
By Carlyle Coash, GlobalWarmingisReal contributor It’s all about the little things. Boy is that true. Unsure where I first heard such a thing, but over 43 years of life it has proven to be spot on. How many relationships have been saved by remembering some small detail, adding an extra touch at just the right […]
Coal or natural gas, climate effects
By Andy Soos, ENN Although the burning of natural gas emits far less carbon dioxide than coal, a new study concludes that a greater reliance on natural gas would fail to significantly slow down climate change. The study by Tom Wigley, who is a senior research associate at the National Center for Atmospheric Research (NCAR), […]
In the News: Could stem cells save endangered species?
By Liz Shaw, ARKive.org Stems cells are cells that are capable of developing into different kinds of specialised cells, such as blood, nerve or muscle cells. They can also divide indefinitely to give rise to more stem cells. A new study, published in Nature Methods, reports that two highly endangered species, the northern white rhinoceros […]
Bomb blast in Delhi kills 12, injures 62
Twelve people were reported killed and 62 people injured in a terrorist attack outside gate number 5 of Delhi High Court, in India’s capital New Delhi at around 10:15am (4:45 am GMT) on Wednesday. According to home secretary RK Singh, the explosives were hidden in a briefcase placed in the reception of the high court. […]
How Earth's 24-hour day-night cycle is synchronized at the cellular level
By David A. Gabel, ENN When a returning back to California from a trip to Japan or when waking up early after a long night of partying, the circadian rhythm is thrown off. This 24-hour day-night cycle has been genetically ingrained at the cellular level. The circadian rhythm has been widely observed in plants, animals, […]
Deadliest creatures of the USA: five ways to keep safe down south
By BBC Earth Taking a risk by going on an adventure and exploring a new environment, is an essential part of understanding the natural world within which we live. But sometimes accidents occur. Usually completely unaware, humans put themselves at risk of being attacked or even worse – being eaten. But how do you ascertain […]
MEXICO: Hero reports map acts of kindness
Heroreports is a non-profit project dedicated to crowdsourcing and mapping reports of citizen courage and positive social behavior. It started in Ciudad Juárez, México as an initiative of the MIT Center for Civic Media called “Crónicas de Héroes“, under the direction of Yesica Guerra, a researcher in urban design with a...
