3.5. It was just one of the five largest mass extinctions the planet has experienced since the evolution of living things billions of years ago, and it was not the worst. Now, scientists say they have identified evidence of a new mass extinction in the fossil record, and it is …
Read More »
This exoplanet, the planet outside our solar system, is the size of Jupiter and is known as WD1515B. These giant explanate zips around star fossils, about the size of Earth, in very close orbit every 34 hours. By comparison, Mercury is the closest planet to the Sun in our solar …
Read More »
Understanding the solar cycle is important because the space atmosphere caused by the sun – explosions such as solar flares and coronal mass ejection events – can affect power grids, satellites, GPS, airlines, rockets and astronauts into space. And we’ve got a little more information about how solar activity can …
Read More »
From bird feathers to fruit skins, there are two main ways to display color in the natural world: by pigment substances that provide selective color absorption, or by structural color – using microscopic compositions to control light reflection. Now scientists have created a computer model that explains why the brightest …
Read More »
Waker Tax Temple A.M.E. in Los Angeles on July 15th. Outside the church, a boy receives a free Covid-19 exam at St. John’s Well Child and Family Center Clinic. Mario Tama / Getty Images According to the American Academy of Pediatrics and Children’s Hospital Hospital Association, U.S. About 550,000 children …
Read More »