
For the first time since landing on Mars in November, NASA’s InSight mission has recorded and measured what scientists believe to be a “marsquake.”
Written by Ashley Strickland

For the first time since landing on Mars in November, NASA’s InSight mission has recorded and measured what scientists believe to be a “marsquake.”
Written by Brie Stimson

A 1,110-foot-wide asteroid named for the Egyptian god of chaos (and possibly a Stargate SG-1 character) will fly past Earth in 2029 within the distance of some orbiting spacecraft, according to reports.
Written by Paul Rincon
Image copyright: JEAN-JACQUES HUBLIN, MPI-EVA, LEIPZIGScientists have found evidence that an ancient species of human called Denisovans lived at high altitudes in Tibet.
The ability to survive in such extreme environments had previously been associated only with our species – Homo sapiens.
Written by Bjørn Ekeberg

What do we really know about our universe?
Born out of a cosmic explosion 13.8 billion years ago, the universe rapidly inflated and then cooled, it is still expanding at an increasing rate and mostly made up of unknown dark matter and dark energy … right?
Written by John O'Sullivan

One of the main contentions with the accepted theory of the Big Bang is that you cannot get something from nothing. Below is a sample chapter from a new book which shows just how you do get something from nothing, even though it is prohibited by natural law and common sense.
Written by John O'Sullivan

In London Britain’s parliament declared a symbolic climate change “emergency” on Wednesday. Are these people truly insane or corrupt?
Written by SUN PRAIRIE, Wis.

SUN PRAIRIE, Wis. – As Wisconsin enters peak tick season, a Sun Prairie woman is sharing her story battling Lyme disease, saying there’s more to it than you might think.
“First of all, I am a plant freak. I love them,” Alicia Cashman said. “I used to be outdoors all the time.”
Written by Dr Jerry L Krause (Chemistry)

Question: Was the SURFRAD project originally designed to measure the Diffuse Solar radiation on our planet’s surface? I conclude ‘probably not.’ I explain why below.
Written by John O'Sullivan

New book on cosmology declares: “The universe is infinite; the motions of matter are predominantly cyclical.”
At Principia Scientific International we pride ourselves on providing a platform for our readers to debate and discuss some of the more contentious ideas in science.
In that regard we have pleasure in highlighting Glenn Borchardt’s book, ‘Infinite Universe Theory’ recently made available to purchase as an ebook.
Written by Hans Schreuder

For the past 30 years, there has been an orchestrated alarm over how much a trace of a trace gas, human-produced carbon dioxide (CO2), impacts earth’s climate.
The idea was presented as the ‘settled science’ and that there exists a ‘greenhouse effect’ in Earth’s atmosphere and that CO2 ‘traps heat’ or ‘delays cooling’.
Written by William Walter Kay BA LL B

Herbert Eugene Ives was born in 1882 and died in 1953. (Einstein’s dates are: 1879-1955.) A Philadelphian by birth, Ives did his most important work in New York as Director of Electro-Optics at Bell Labs; overseeing a team of 200 engineers and technicians.
Written by Dr Jay Lehr

From the very day that Al Gore signed his name to the well-known book, An Inconvenient Truth, the general population was told that carbon emissions were going to destroy our planet.
Gore, more or less, coined the term “carbon footprint” (while always hiding the enormity of his own footprint). Gore and his cohorts were never actually talking about carbon.
Written by Paul Homewood

The BBC has just launched its Undiscovered Worlds series, with the intrepid Steve Backshall kayaking up the Scoresby Sund, the world’s largest fjord in Greenland.
Written by Francis Tucker Manns, PhD

Abstract: The sun controls climate change. Not industry. Not you. Not me. It is the sun.
Written by Herb Rose

Physics is the science of the study of the world around us and how it works. It is supposed to be about observation and experimentation to develop theory on why things happen and the rules governing these occurrences.
Written by Michael Bastasch

A Tesla Model 3 is touted as a zero-emissions car by government regulators, but it actually results in more carbon dioxide than a comparable diesel-powered car, according to a recent study.