Thousands mark summer solstice at Britain's Stonehenge

Jun 21, 2015

Thousands mark summer solstice at Britain's Stonehenge

Nine people were arrested as thousands gathered at the prehistoric stone circle of Stonehenge to mark the longest day of the year, British police said Sunday. Around 23,000 people, some with flowers in their hair and playing drums and accordions, showed up at the ...

May 14, 2015

Epic study backs key universe theory

Scientists on Wednesday said that after a nearly three-decade bid they had detected a telltale change in a sub-atomic particle, further backing a key theory about the universe. Researchers at the world’s biggest particle collider said they had observed an extremely rare event — ...

May 6, 2015

Large Hadron Collider resumes collisions after upgrade

The world’s largest particle smasher resumed colliding protons Tuesday as it gradually reboots following a two-year upgrade, Europe’s physics lab CERN said. The low-energy collisions took place in the Large Hadron Collider (LHC) Tuesday morning, CERN said in a statement. The protons collided at ...

Cosmic rays may damage the brains of astronauts

May 3, 2015

Cosmic rays may damage the brains of astronauts

Researchers said on Friday that long-term exposure to galactic cosmic rays, which permeate space, may cause dementia-like cognitive impairments in astronauts during any future round-trip Mars journey, expected to take at least 2½ years. In a NASA-funded study, mice exposed to highly energetic charged ...