Can Herd Immunity End the COVID-19 Pandemic?
The COVID-19 pandemic has created an unprecedented situation worldwide, causing millions of deaths and significant damage to the world economy. For more than a year, people have heard and hoped for herd immunity that may be achievable in the long-term with near-universal vaccination. Do the low infection rates around the world suggest that COVID-19 herd immunity is just around the corner?
The Strange Case Of The Sombrero Galaxy
Myriad sparkling stars light up the billions of galaxies that dwell in the observable Universe. The observable, or visible, Universe is that relatively small domain of the unimaginably vast Cosmos that we are able to observe. The light traveling to us from more distant regions has not had enough time to reach us since the Big Bang. This is because of the expansion of Space, and the universal speed limit set by light. No known signal can travel faster than light in a vacuum, although Space itself can, and so the very secret of our existence may reside in regions of Spacetime that are far beyond the horizon of our visibility.
Everything about the size of dinosaurs
Which was the biggest and smallest dinosaur in the world? - Size always has been one of the primary aspects of our perception of dinosaurs, both from the view of general public and researchers. They show an extreme variation in size, ranging from the size of a hummingbird to the giant sauropods, like Titanosaurus.
Watch out for the signs of gaslighting!
Even if you don't yet know the meaning of gaslighting, you may have already experienced this phenomenon. Gaslighting can be present just about anywhere from school to work, and even in some families, friendships and relationships. It's a kind of psychological manipulation that makes the victim question even those things that they were certain of - and it, of course, happens in a way that benefits the manipulator.
What causes the huge ice circles in the Lake Baikal
Over the past 20 years, scientists discovered huge, attention-grabbing ice circles on the Lake Baikal, Russia, South Siberia. These large and mystic circles are 5-7 km (4-5 miles) in diameter, and they are only visible from airplanes or on satellite images. There were some diverse concepts about how they are generating from the activity of an unknown underwater species to the magical Buryat shaman rituals.
A Doomed Primordial Planet Brought Life To Earth
Our Moon is the largest object in Earth's night sky, brightly gleaming as it reflects the light of our Star. But how did Earth's lovely and bewitching Moon come to be? The most widely accepted theory of lunar formation proposes that our Moon was born when a Mars-sized primordial protoplanet, named Theia, crashed into our ancient planet billions of years ago--and was pulverized.
African populations also have some Neanderthal genes as the newest research says
Based on previous researches scientists detected that genetic makeup of European, American and Asian people contains some Neanderthal DNA. Scientists thought, until this time, that this genetic sequences of modern human people got in after the emigration from the African continent, in this way these DNA sequences aren't presented in the population of Africa. However a new research convinced the opposite of that.
Coronavirus - What you should know about it?
We can hear about the coronavirus more and more often, or the coronaviruses of the Coronavirinare subfamily, which are responsible to lead to have such as critical and dangerous health condition and development of infectious diseases like SARS or MERS, which are leading to serious acute respiratory disease, pneunomia or in case of people with weakened immune systems to death. But what do we know about these viruses, and how can we effectively protect ourselves?
There's one surprising thing that's as bad for your teeth as sugar
Most people are aware that sugar is bad for out teeth, but actually, there are some common foods and drinks that can have just as bad, or even worse effects.
This is how (and why) those sweet puppy eyes evolved
IDogs have a natural skill to sweep their owners off their feet with those sweet, innocent puppy eyes. But in fact, these adorable expressions that instantly result in dog owners spoiling their four-legged friends are only possible due to the complex evolution of man's best friend.
Here are three delicious ways you can ease a sore throat
In the cold winter months, many of us suffer from coughing and a sore throat, and even if these uncomfortable symptoms are not paired with others, they can really make our lives a lot harder. Yet, there are some delicious foods that can help you in easing the pain and coughing. It's important though to see a doctor if you're ill, because home remedies by themselves won't heal you...
Surprising things that affect how you perceive taste
There are quite a few factors that influence the way we perceive the taste of our meals and drinks, and some of them are rather surprising. Below are some of these factors, many of which you may not have heard of!
The harder side of milk
Most of us drink milk on a daily basis, and though it's no surprise that this wonderful and nutrient-dense fluid can be a useful ingredient for making a huge variety of foods, it might be more of a surprise that it can also be turned into hard objects, such as billiard balls, pens or buttons...