The Hubble constant: a mystery that keeps getting bigger
by Scientists have found a discrepancy in estimates for the rate of expansion of the universe. Why is this and what does it mean?
Tag: space
Climate change / Culture / Environment / Featured Stories / News / Politics
Americans ‘under siege’ from climate disinformation – former Nasa chief scientist
Fake news spread by those with a profit motive is leaving many people oblivious to the threat of climate change, says former head of US space agency
Milky Way no longer visible to one third of humanity, light pollution atlas shows
Scientists describe ‘cultural loss of unprecedented magnitude’ as global atlas reveals extent of light pollution in the world’s skies
Rep. Schiff: Cyber Attack On Satellite Could Be Act Of War
“Of course we can better guard against such things by requiring our intelligence satellites to carry defensive mechanisms on board. But the trouble is how …
Europa’s Ocean May Have An Earthlike Chemical Balance
A new NASA study modeling conditions in the ocean of Jupiter’s moon Europa suggests that the necessary balance of chemical energy for life could exist …
Hubble Captures One Of The Closest Comet Approaches Ever
On March 21, 2016, Comet 252P/LINEAR made its closest approach yet, traveling within 3.3 million miles of Earth, or about 14 times the distance between …