Astra will launch a rocket from Florida for the 1st time today and you can watch it live

Astra will launch its first-ever mission from the Lower 48 on Saturday (Feb. 5), and you can watch the action live. The California startup plans to launch the ELaNa 41 mission from Florida’s Cape Canaveral Space Force Station Saturday during a three-hour window that opens at 1 p.m. EST (1800 GMT).  Watch it live here … Read more

The Science Behind Why Some of Us Can’t Grow Big Muscles After Turning 50

There is perhaps no better way to see the absolute pinnacle of human athletic abilities than by watching the Olympics. But at the Winter Games this year – and at almost all professional sporting events – you rarely see a competitor over 40 years old and almost never see a single athlete over 50.   … Read more

Humans May Be Slowly Losing Their Sense of Smell, New Study Hints

Humans’ sense of smell may indeed be gradually fading, according to a study that has found people carry different versions of two scent receptors for musk and body odor. Olfactory receptors detect airborne chemicals that waft into our noses, but smell receptors vary immensely from one person to the next.   Any two people, on … Read more

A Love For Nature May Come From an Unexpected Place, Finds Large Twin Study

Do you love spending time in nature? Or are you a city slicker, happier in the concrete jungle than the great outdoors? Back in 1986, the US biologist EO Wilson proposed that humans have an innate connection with the natural world, an idea known as biophilia.   Almost every aspect of our lives depends on … Read more

For The First Time, a Lone Black Hole Has Been Found Wandering The Milky Way

Like an ancient cardigan, the Milky Way should be absolutely riddled with black holes. According to our best estimates, there should be as many as 10 million to 1 billion stellar-mass black holes out there, drifting peacefully and quietly through the galaxy. There’s just one problem when it comes to counting them: Unless they manage … Read more

A Man Declared Dead by Three Doctors Woke Up Shortly Before His Autopsy

A few years ago, Spanish prison authorities were rather baffled after a prisoner who had been declared dead by three separate doctors woke up in the morgue – just hours before his own autopsy was set to commence.   The prisoner, then-29-year-old Gonzalo Montoya Jiménez, was found unresponsive in his cell during a morning roll … Read more

A New, ‘Highly Virulent’ HIV Variant Was Just Discovered in Europe

A newfound variant of HIV, the virus that causes AIDS, has been uncovered in the Netherlands and appears to cause faster disease progression compared with other versions of the virus.   The human immunodeficiency virus (HIV) infects and destroys immune cells called CD4 cells in the body, causing the number of these cells to plummet. … Read more

Earth’s Water Was in The Solar System Before Earth Itself, Meteorite Reveals

We don’t know how life emerged on Earth, but one thing is certain: life as we know it on our planet wouldn’t exist without the water that wraps around the surface, runs in rivulets, and falls from the sky.   Our planet is the only one known to have life, and the only one on … Read more

A Cosmic Airburst May Have Devastated a Vast Native American Culture 1,500 Years Ago

More than 1500 years ago, a vast culture known as the Hopewell tradition (or Hopewell culture) stretched across what is today the eastern United States.  The cause of the culture’s decline has long been debated, with war and climate change two of the possibilities, but now a new avenue of inquiry has opened up: debris from a … Read more

Ancient Buddhist Temple Unearthed in Pakistan Is One of The Oldest Ever Discovered

An ancient temple dating from the early centuries of Buddhism has been unearthed in the Swat Valley in northern Pakistan – part of the ancient Gandhara region that was conquered by Alexander the Great and gave rise to a mixing of Buddhist belief and Greek art.   Archaeologists think that the temple dates from about the middle … Read more