Our planet inhabits a hazardous environment. Earth is continually bombarded by cosmic objects. Luckily for its inhabitants, most of these objects are very small and cause no harm to life. Some, ...

A small object recently captured by Earth’s gravity may not be a natural satellite at all. According to Harvard astrophysicist Avi Loeb, the mysterious body, known as 2025 PN7, could be a lost piece ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. An enormous asteroid is approaching Earth at 24,136 miles per hour—and ...

A Harvard professor suggested that a strange interstellar object hurtling towards Earth could have been sent by aliens to test our intelligence. Professor Loeb has been vocal on his theories – but ...