SHELDON, Iowa — Steve Waldstein’s unexpected falls in the hallways always brought laughs. But deep down, as he laughed with his colleagues at Northwest Iowa Community College, Waldstein wondered why he couldn’t get up after falling for seemingly no reason. “I was thinking about what was going on here,” said Waldstein, who at the time …
For years I worked on Live Stargazingallowing the large audience brought together by Brian Cox and Dara O’Briain to contribute to science through their web browsers. Working with the fabulous team at Zooniverse, over the years we’ve searched for exoplanets, strange “spider” features on Mars, and even measured the age of the Universe by finding …
How Stargazing Live Viewers Found a Key Galaxy to the Early Universe Read More »
The cosmic distance scale, from the solar system to stars to nearby to distant galaxies, is used to measure the Hubble constant. Credit: NASA/ESA/A. Field (STScI)/A. Riess (JHU)) In 1916, Einstein completed his theory of general relativity, which describes how gravitational forces alter the curvature of spacetime. Among other things, this theory predicted that the …
‘Early dark energy’ could explain the crisis in cosmology Read More »
The incidence of gestational diabetes mellitus (GDM) is rapidly increasing worldwide and affects up to one in six pregnant women. A new Primary Care Diabetes A review study relates this to a high body mass index (BMI) before the onset of pregnancy, associated with exposure to different levels of particles (PM) of a certain size. …
Gestational diabetes mellitus linked to early particle exposure with high BMI Read More »
Globally, the growth of renewable energy capacity is expected to double by 2027, adding as much renewable energy in the next five years as in the past two decades, the International Energy Agency announced on Tuesday. ‘energy. Renewables are on track to overtake coal as the main source of electricity generation by early 2025, the …
Renewables will overtake coal by early 2025, Energy Agency says Read More »
Comment this story Comment December skies offer casual skywatchers planetary joy and shooting-star delights. Earththe neighboring planet March brightens due to proximity, but the planet reaches opposition on December 8. Our reddish neighbor is about 50 million kilometers from Earth on December 1, according to the Royal Astronomical Society of Canada, and a week later, …
