‘Tired light’ might make the universe twice as old as we thought

Reviving an almost century-old hypothesis, a new study led by Rajendra Gupta at the University of Ottawa based on data from the James Webb Space Telescope (JWST) suggests that the universe may be twice as old as previously thought.Continue ReadingCateg… Continue reading ‘Tired light’ might make the universe twice as old as we thought

Laser fusion reactors could make their own fuel pellets in a flash

As the question of how to make a laser fusion reactor practical rises, scientists at the University of Rochester’s Laboratory for Laser Energetics (LLE) have come up with a way for fusion lasers to essentially manufacture their own fuel pellets.Continu… Continue reading Laser fusion reactors could make their own fuel pellets in a flash

World slightly safer as US destroys last of its Cold War chemical weapons

After over three decades of effort, the United States has destroyed the last of its chemical weapon stockpile that once consisted of 30,000 tonnes of deadly chemical agents in explosive munitions and storage containers.Continue ReadingCategory: Militar… Continue reading World slightly safer as US destroys last of its Cold War chemical weapons

It’s alive! French Navy takes delivery of nuclear ‘Frankensub’

In a move worthy of an old-school mad scientist, Naval Group has handed over to the French Navy a “Frankensub” made by stitching together the back half of one nuclear attack submarine with the front half of another.Continue ReadingCategory: Military, T… Continue reading It’s alive! French Navy takes delivery of nuclear ‘Frankensub’

BAE Systems to design next-gen missile launch system for US Navy

BAE Systems has won a US$37-million contract from the US Department of Defense to design the Next Generation Evolved SeaSparrow Missile Launch System (NGELS), which would give warships without a vertical launch missile system a similar capability.Conti… Continue reading BAE Systems to design next-gen missile launch system for US Navy

Cosmic clocks show that time passed more slowly in the ancient universe

Scientists using quasars as cosmic clocks have observed that when the universe was just a billion years old, time ran five times slower, helping to confirm Einstein’s general theory of relativity and the expansion of the universe.Continue ReadingCatego… Continue reading Cosmic clocks show that time passed more slowly in the ancient universe