A new study of Earth’s inner core used seismic data from repeating earthquakes, called doublets, to find that refracted waves rather than reflected waves change over time – providing the best evidence yet that Earth’s inner core is rotating.
articles
Study Suggests Remnants of Bering Strait and Other Human Migration Paths Exist Underwater at 'Choke Points'
Today, sea-level rise is a great concern of humanity as climate change warms the planet and melts ice sheets in Greenland and Antarctica. Indeed, great coastal cities around the world like Miami and New Orleans could be underwater later in this century.
Testing Suggests 3% of NHS Hospital Staff May Be Unknowingly Infected With Coronavirus
Hospital staff may be carrying SARS-CoV-2, the coronavirus that causes COVID-19 disease, without realising they are infected, according to a study by researchers at the University of Cambridge.
Ancient Rocks Show High Oxygen Levels on Earth 2 Billion Years Ago
Research on Russian drill core challenges long-standing models of oxygenation on Earth.
Measuring Methane From Space
The greenhouse gas methane is a crucial factor of climate change in the Arctic and globally as well.
What Is Contact Tracing, And How Will It Work In Texas?
Texas A&M School of Public Health experts explain the effort to prevent COVID-19 from rebounding as the state reopens.