VOA
Search
Menu
  • Archives
  • Contact
  • Science World
Science World

Tag: “Proceedings of the National Academy of Sciences”

This diagram depicts the circadian patterns typical of someone who rises early in morning, eats lunch around noon, and sleeps at night (10 p.m.). (Yassine Mrabet via Wikimedia Commons)

New Blood Test Tells Your Body’s Time

September 11, 2018

Each of Earth’s life forms, from animals (including humans), plants, fungi, and even cyanobacteria, has a built-in biological clock that functions over a 24-hour cycle. This so-called circadian clock is a well-structured biological process, which helps keep our bodies healthy and working by regulating tasks such as sleeping, waking, hormone release, body temperature, and other […]

Cometary-type interplanetary dust particle, magnified by an electron microscope. (Hope Ishii, UH Mānoa)

Pre-Solar System Dust Found in the Atmosphere

June 15, 2018

A research team led by the University of Hawai’i at Mānoa’s School of Ocean and Earth Science and Technology say they have discovered the remains of the formation of the solar system in some interstellar dust. The dust particles, which were gathered in Earth’s atmosphere by NASA aircraft, are thought to have been cast off from […]

Holding hands. (Sneha ss via Wikimedia Commons/Creative Commons 4.0)

Holding Hands May Help Ease Pain

March 8, 2018

The proverb “love heals all wounds” may have some new scientific support. Researchers at the University of Colorado Boulder and Israel’s University of Haifa say they have found evidence that when one romantic partner holds hands with a partner in pain, the couple’s breathing, heart rate, and brainwaves will synchronize and will help the afflicted […]

Dog drinking water (Natalla Lobato/Creative Commons)

Virginia Tech Researchers Learn How a Dog Drinks Water

December 14, 2015

Have you ever watched a dog drink water and wondered how he was able to quench his thirst from what appeared to be some rather sloppy and haphazard actions? Well, it turns out the parched pooches know exactly what they’re doing, and according to a new study by researchers at Virginia Tech, they’re actually executing […]

Facebook Likes Reveal Personality Traits

January 13, 2015

A new Anglo-American study has provided evidence that the ‘digital footprints’ you leave behind on your visits to social media websites such as Facebook can reveal more about your personality than your family or best friends. Researchers at California’s Stanford University and the UK’s University of Cambridge constructed a computer model that mined the Facebook […]

Obesity Found to Age the Liver Faster

October 13, 2014

U.S. and German scientists have found, for the first time, that obesity significantly quickens the aging process of the liver and have revealed that carrying excessive weight can negatively impact certain human tissues. While scientists have suspected that obesity does play a significant role in aging a person faster the American/German team said that their […]

Rising Levels of Human-Caused Water Vapor in Troposphere will Intensify Climate Change Projections

July 28, 2014

When it comes to greenhouse gases that contribute most to global warming, most people think of substances such as carbon dioxide, methane or even hydrofluorocarbons. But did you know that, for a while now, scientists have considered the vapor of the most important ingredient in sustaining life on Earth – water – as one of […]

New Dating System Could Reveal Secrets of Earth’s Ancient Climate

April 21, 2014

Scientists have a new tool in the quest to learn more about Earth’s ancient climate, including the mechanisms that plunged our planet into and out of ice ages. The new tool is a scientific technique called radiometric krypton dating, which recently allowed researchers to accurately determine the age of a 120,000-year-old Antarctic ice core sample. […]

Move Over Cleopatra, Chinese May Have Loved Cats Before Ancient Eyptians

December 18, 2013

Researchers in China and Missouri have traced the origins of today’s domesticated cat back 5,300 years to an ancient Neolithic Chinese agricultural village located in the modern-day Shaanxi Province. Like in the old Mother Goose nursery tale “This is the cat that killed the rat that ate the malt that lay in the house that Jack […]

Cosmic Impact May Have Caused Prehistoric ‘Big Freeze’

September 3, 2013

Scientists say they may have found a link between a dramatic climate shift nearly 13,000 years ago and an asteroid or comet that struck the Canadian province of Quebec. Researchers at Dartmouth College say the comet/asteroid strike took place at the beginning of a global cooling event known as the Younger Dryas stadial or the […]

<span class="meta-nav screen-reader-text">Page</span>

1 2 Older

Top Tags

  • NASA262 Posts
  • astronomers103 Posts
  • ESA87 Posts
  • Mars86 Posts
  • study81 Posts
  • "European Space Agency"80 Posts
  • "solar system"77 Posts
  • spacecraft76 Posts
  • Sun63 Posts
  • JPL62 Posts
VOA
  • Archives
  • Contact
  • Science World