Astronomers have found hints of what could be the first planet ever to be discovered outside our galaxy. Nearly 5,000 "exoplanets" - worlds orbiting stars beyond our Sun - have been found so far, but all of these have been located within the Milky Way galaxy. The possible Saturn-sized planet discovered by Nasa's Chandra X-Ray Telescope is in the Messier 51 galaxy.

Jeff Bezos' space company Blue Origin unveiled its plan for a private space station called "Orbital Reef," which it expects to deploy between 2025 and 2030.

The infamous twin paradox sends the astronaut Alice on a blazing-fast space voyage. When she returns to reunite with her twin, Bob, she finds that he has aged much faster than she has. It’s a well-known but perplexing result: Time slows if you’re moving fast.

Viruses have gotten a bad rap for the many illnesses and pandemics they’ve caused. But viruses are also genetic innovators – and possibly the pioneers of using DNA as the genetic blueprint of life.

Scientists may have detected signs of a planet transiting a star outside of the Milky Way, in what could be the first planet ever to be discovered outside our galaxy.

NASA knows people can't travel to exoplanets light-years away, but the space agency hopes a new, highly fictionalized video will inspire dreams of such far-off travel.

While other VTOL companies toy with battery-based flight, an Israeli company has high hopes on Hydrogen fuel to power its flying taxis.

Data from 170,000 semen analyses performed in the US between 2005 and 2021 reveals a worrying decline in sperm quality

COVID-19 transmission from so-called “breakthrough infections” may be significantly lower than was earlier suggested. Experts say that they have looked at multiple studies on vaccinated people who’ve developed COVID-19 and have come to the conclusion that the Centers for Disease Control and Prevention (CDC) guidance on transmission from breakthrough cases may have been overstated.

Researchers have designed an antibody that can recognise specific proteins on the surface of aged cells.

Scientists who once documented new species of insects are now charting their perilous decline—and warning about what it will mean for the rest of us.

An acrid smell hangs in the air at Trenton Forging Co. on the outskirts of Detroit as a 4,500 pound hammer slams a bar of red hot steel with enough force to shake the building.Most Read from BloombergThe Top Money Maker at Deutsche Bank Reaps Billions From SingaporeWhy Americans and Britons Are Rushing to Buy Idyllic Homes in ItalyCities' Answer to Sprawl? Go Wild.

The mechanisms we use to sense quantity are located in our pupils. This is the result of a study conducted by the School of Psychology of the University of Sydney, in collaboration with the Universities of Pisa and Florence (Italy), recently published in Nature Communications.

No sightings confirmed of Shelley’s Eagle Owl since 1870s

There will be cars at the Indianapolis Motor Speedway on Saturday but no driver in sight as racing teams mark a milestone in autonomous vehicle development.

A new carbon transformation process could be game-changing for the Air Force, which spends billions annually to buy fuel and ship it around the world.

Northern California faces flash flood risk and threat of mudslides, especially in fire-charred areas

The drinks company has been named the world's biggest plastic polluter.

Discovery pushes back when crabs came to land, freshwater to 100 million years ago.

Most parents will be very familiar with the concept of separation anxiety. It’s hardly rare for babies and toddlers to become anxious when separated from a parent. But I have to confess, I hadn’t heard of Adult Separation Anxiety (ASA) until I came across this new paper in the Journal of Abnormal Psychology. For adults, it can manifest as extreme distress at being separated from a partner, or another loved one — even a pet. And it’s thought that 7% of people suffer from it at some point in their lifetimes.