Does Outer Space End – Or Does the Universe Go On Forever?
Right above you is the sky – or as scientists would call it, the atmosphere. It extends about 20 miles (32 kilometers) above the Earth….
Right above you is the sky – or as scientists would call it, the atmosphere. It extends about 20 miles (32 kilometers) above the Earth….
Every geography schoolbook has them: maps that look like today’s Earth, but not quite, since all continents are merged into a single supercontinent. Those maps…
In 2010, small cores of permafrost sediments were collected by a team at the University of Alberta from gold mines in the Klondike region of…
Do you ever wonder how many stars are in the sky? How many are in our Galaxy, the Milky Way? What about in the entire…
A new treatment helped frogs regenerate their amputated legs – taking science one step closer to helping people regrow their body parts, too. Our bodies…
The two most successful coronavirus vaccines developed in the U.S. – the Pfizer and Moderna vaccines – are both mRNA vaccines. The idea of using…
The Earth Biogenome Project is ramping up. It’s a global consortium that aims to sequence the genomes of all complex life on earth (some 1.8…
From sweet treats to holiday indulgences, candy plays a big role in American culture, with consumption surging around Valentine’s Day, Halloween, Easter, and Christmas. Sugar,…
New high-speed cellphone services have raised concerns of interference with aircraft operations, particularly as aircraft are landing at airports. The Federal Aviation Administration has assured…
Even as the unpredictable rise and fall of COVID-19 infections continues at home and around the world, a new and ugly pandemic-related problem is emerging….
The world now has a new COVID-19 vaccine in its arsenal, and at a fraction of the cost per dose. Two years into the COVID-19…
“The Conversation” Editor’s note: The omicron variant of SARS-CoV-2, the virus that causes COVID-19, has fueled a rapid surge in cases globally. We asked a…
READER QUESTION: My understanding is that nothing comes from nothing. For something to exist, there must be material or a component available, and for them…
It hasn’t been that long since the new year started and people are still thinking about their resolutions and goals for 2022. Many opt for…
The heart has played a central role in COVID-19 since the beginning. Cardiovascular conditions are among the highest risk factors for hospitalization. A significant number…
If you ask a physicist like me to explain how the world works, my lazy answer might be: “It follows the Standard Model.” The Standard…
The Standard Model. It is such a dull name for the most accurate scientific theory known to human beings. More than a quarter of the…
A calorie is a calorie is a calorie, at least from a thermodynamic standpoint. It’s defined as the amount of energy needed to raise the…