Tonga undersea volcano eruption disrupted satellite signals halfway around the world, researchers say
Fox News
The submarine eruption of Tonga's Hunga Tonga-Hunga Ha’apai volcano last year reportedly disrupted satellite signals halfway around the world, according to scientists.
An equatorial plasma bubble, or EPB, can delay radio waves as well as degrade the performance of GPS. Disruptions to the ionization of the ionosphere, where molecules and atoms are ionized by solar radiation, and subsequent creation of a density gradient of electrons can cause the formation of the EPB. Julia Musto is a reporter for Fox News and Fox Business Digital.
Japan's Nagoya University noted in a news release that the area of the ionosphere with the highest concentration of ionized particles is called the F-region, which is located 150 to 800 kilometers above the surface of the Earth. The region plays a crucial role in long-distance radio communication.
The University of Utah launches The Dignity Index program costing $400,000 annually to rate political and social disagreement statements on an eight-point scale.
Swiss scientists at ETH Zurich develop a grain-sized robot that surgeons control with magnets to deliver drugs precisely through blood vessels.
ICE detained Harvard Law School professor Carlos Portugal Gouvêa, a Brazilian national accused of firing a BB gun outside a Boston synagogue.
Colorado school districts reached a settlement allowing enforcement of rules protecting girls sports from transgender athletes in a landmark legal case.
New research shows that maintaining a consistent bedtime could help lower blood pressure and reduce cardiovascular risk, even without sleeping longer hours.
U.S. officials strongly advise Americans to depart Venezuela immediately due to violent crime, terrorist groups and risk of detention without due process.
Four smart wellness products this holiday season — cozy robes, hydration bottles, sunrise alarm clocks and relaxation candles — can help friends and family enjoy a white Christmas.
University of Oklahoma student Samantha Fulnecky received zero after expressing Christian views in essay on gender norms, prompting discrimination complaint and congressional response.
Experts recommend seasonal produce, quality proteins, omega-3 rich foods and minimally processed ingredients for long-term health and improved mood over restrictive eating.
University of New South Wales research finds that social frailty increases dementia risk by 47% in adults over 70, naming low social contact and financial satisfaction as key factors.
Archaeologists and 249 schoolchildren searching for a 400-year-old castle in Northern Ireland discovered 9,000-year-old Mesolithic tools and Bronze Age remains.
Holiday travelers face increased scammer attacks using leaked personal data from airlines and hotels to send fake flight cancellations and payment requests.
A new study reveals transient objects in pre-satellite era photographs show statistically significant associations with nuclear testing and eyewitness UAP reports.