ALL POSTS BY Allan Adamson

The Sun Will Be Dimmer By 2050

Physicist predicted that the sun will emit less radiation by the mid-century because of an event known as Grand Minimum. What happens when the sun emits less UV radiation than normal?

Space February 8, 2018

Ozone Layer Depletion Caused By Ancient Volcanic Eruptions Contributed To Earth's Largest Mass Extinction

The depletion of the ozone layer caused by periodic volcanic eruptions has contributed to the largest mass extinction event Earth has experienced. How did the phenomenon lead to the collapse of the biosphere?

Earth/Environment February 8, 2018

Cheddar Man: Britain's Dark-Skinned Ancestor Shows Pale Skin Of Europeans Is A Recent Phenomenon

The Cheddar Man, a hunter-gatherer who lived about 10,000 years ago, had dark skin and blue eyes. These traits are indicative of the physical characteristics of the population of Europe during his time.

Ancient February 8, 2018

Venus Flytraps Do Not Eat Insects That Pollinate Their Flowers

The Venus flytrap avoids eating bees and beetles that pollinate its flowers. How does the carnivorous plants avoid gobbling up pollinators that help it reproduce?

Earth/Environment February 8, 2018

Beetles Eaten By Toads Can Escape From Their Predators’ Stomach Using Hot Chemical Spray

The bombardier beetle uses a toxic chemical secretion to escape its predator even after it gets ingested. It can also survive up to 107 minutes inside the toad's stomach.

Animals February 7, 2018

More Than Skin Deep: Acne May Increase Risk For Major Depression

People with acne are at greater risk of suffering from major depression compared with those without the skin condition. Experts have advice on how to deal with the emotional effects of acne.

Public Health February 7, 2018

1 In 20 US Kids May Have Fetal Alcohol Disorders

Up to one in 20 children in the United States may be affected by fetal alcohol spectrum disorders, which is caused by prenatal drinking. What is the safe amount of alcohol to drink during pregnancy?

Public Health February 7, 2018

Woman May Have Eaten Tail Of Dead Lizard Found In Store-Bought Lettuce

A woman in Maine initially thought that the thing in her fork was a slice of avocado. She later realized it was a tailless dead lizard, and she isn't sure if she has ingested the animal's tail.

Public Health February 7, 2018

Noise Pollution May Increase Risk Of Heart Disease

Exposure to noise was linked to increased risk for irregular heart rhythms and high blood pressure. What is the level of noise that can increase a person's odds for heart disease?

Public Health February 6, 2018

Nursing Homes Still Administer Dangerous Antipsychotic Drugs To Dementia Patients

Antipsychotic drugs may increase risk of death in dementia patients. Why do nursing homes continue to give these medications to their residents including those not diagnosed of conditions these drugs were designed for?

Public Health February 6, 2018

Marbled Crayfish That Can Clone Themselves Originated From One Mutant Ancestor

The marbled crayfish did not exist 25 years ago, but it now numbers in millions. Genome sequencing revealed that the species descended from a single mutant crayfish with an extra DNA.

Animals February 6, 2018

Hot Tea May Increase Risk For Esophageal Cancer In Cigarette Smokers And Alcohol Drinkers

A study involving nearly 500,000 adults in China suggests that smokers and heavy drinkers who drink hot tea regularly may have increased risk of developing esophageal cancer. How can the hot beverage cause the potentially fatal disease?

Public Health February 6, 2018

Dim Light Can Change Brain Structure And Impair Memory

Findings of an animal study showed that frequently staying in dimly-lit room can change the brain's structure and impair ability to learn and remember. How does dim light affect memory and learning?

Neuroscience February 6, 2018

Microplastic Pollution Threatens Giants Of The Ocean, Scientists Warn

Filter feeders such as whales and whale sharks ingest large amounts of microplastic as the ocean becomes increasingly polluted with plastic debris. What are the effects of plastic on these giant marine creatures?

Earth/Environment February 6, 2018

Flat Earther Mad Mike Hughes Fails To Launch Himself Aboard Homemade Rocket

Mad Mike Hughes failed to launch himself aboard his rocket last year because he could not get permit from Bureau of Land Management. What prevented the flat Earth conspiracy theorist and his rocket to lift off this time?

Feature | Science February 5, 2018

New Cancer Vaccine Holds Promise In Preventing Metastases And Cancer Recurrence

A treatment that involves injecting immune stimulating agents into solid tumors eliminates all traces of cancer in mice. The cancer vaccine may potentially prevent cancers from returning after treatment.

Medicine February 5, 2018

Cheetah's High-Speed Hunting Linked To Recently Evolved Inner Ear

The world's fastest land animal, the cheetah, is known for its hunting prowess. Analyses of different felid specimens revealed the animal's high-speed hunting is associated with its inner ear.

Animals February 5, 2018

Scientists Find Planets Outside Of The Milky Way Galaxy For The First Time

Astronomers used microlensing to discover planets outside the Milky Way in a galaxy 13,000 light years away from Earth. How does this method help find distant exoplanets?

Space February 4, 2018

Newly Discovered Brain Cells May Lead To New Drugs That Can Reduce Anxiety

Current treatments for anxiety disorders have their drawbacks. The discovery of anxiety cells in the hippocampus of the brain could pave way for new drugs that can better address the most common mental illness in the United States.

Neuroscience February 3, 2018

Russia Wants To Send Tourists To Spacewalk At The International Space Station By 2019

A space industry official revealed Russia's plan to send tourists to the International Space Station. What did the world's first space tourist do during his weeklong stay at the ISS in 2001?

Space February 2, 2018

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