BRUSSELS — Rom Houben’s mother remembers her son’s amazement when he finally started communicating again after spending 23 years locked in a paralyzed body that was misdiagnosed as vegetative.

Protesters rally outside the White House

Studies say cutting global warming gases also has health benefit of saving millions of lives

Studies: Fighting global warming reduces diseases

CERN: Big Bang atom smasher starts operating as a proton accelerator

Big Bang atom smasher starts speeding proton beams

CERN: Big Bang atom smasher gets 1st proton collisions as beams stream in both directions

Big Bang atom smasher records first proton hits

Scientists: Beams of protons now streaming in both directions inside Geneva’s Big Bang machine

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Key scientist says leak of stolen climate change e-mails could be aimed at global talks

Scientist: Leak of climate e-mails appalling

Scientists get Big Bang machine working again, now plan to explore the depths of matter

Restored machine to explore mysteries of Big Bang

Hackers leak climate change e-mails from key research unit, stoke debate on global warming

Hackers leak e-mails, stoke climate debate

Scientists stunned by quick restart of European Big Bang machine after year of repairs

Quick restart of Big Bang machine stuns scientists

Beams of protons circulate in European Big Bang machine after more than a year of repairs

Europe: Proton beams circulate in Big Bang machine

Britain’s Royal Society celebrates 350 years of discovery, urges wider embrace of science

Belgian coma recovery patient writes his way into a scientific controversy

Studies, health officials say cutting global warming pollution has health benefits