#Meet Apep, the rare star system that could explode and kill us all

Admin6 years ago05 mins

“#Meet Apep, the rare star system that could explode and kill us all” Having a blast with gamma ray bursts Gamma ray bursts release more energy in 10 seconds than the Sun will emit over its entire 10-billion-year lifetime. “First discovered in the late 1960s by military satellites, little progress was made in understanding these energetic events…

#Why the moon’s early magnetic field might be responsible for life on earth

Admin6 years ago08 mins

“#Why the moon’s early magnetic field might be responsible for life on earth” The habitability of a planet depends on many factors. One is the existence of a strong and long-lived magnetic field. These fields are generated thousands of kilometers below the planet’s surface in its liquid core and extend far into space – shielding…

#The Arctic hasn’t been this warm for 3 million years

Admin6 years ago012 mins

“#The Arctic hasn’t been this warm for 3 million years” Every year, sea ice cover in the Arctic Ocean shrinks to a low point in mid-September. This year it measures just 1.44 million square miles (3.74 million square kilometers) – the second-lowest value in the 42 years since satellites began taking measurements. The ice today…