Mr Hilleman's greatest contribution to a healthy world may have been his work on the safe mass production of vaccines that can be stored ready for use against the pandemics that since antiquity have regularly swept across continents, such as the 1918 flu outbreak that killed more than 20m people.

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These actions are the result of the effort led by Vice President Joe Biden and members of the Cabinet to come up with concrete steps that we can take right now to keep our children safe, help prevent mass shootings, and reduce the broader epidemic of gun violence in this country.

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For zero nukes would make no sense if this left the world safe for the sorts of mass conventional warfare that consumed the first half of the 20th century.

ECONOMIST: Getting to zero

Finally, while all that mass, weight and size may create a safe cocoon for truck occupants, it can create disastrous mismatches with cars, and even greater consequences for pedestrians.

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Every year on Veterans Day , we baby boomers look around and see fewer and fewer members of the Greatest Generation--our parents and grandparents who rose en mass to fight a terrible war and keep us safe.

FORBES: Magazine Article

In August the Hong Kong-based company launched "Hello Kitty Online, " a mass multiplayer online game focused on creating community within a safe and entertaining environment.

FORBES

Moammar Gadhafi's North African state, which recently pledged to give up its weapons of mass destruction, ranks with Scandinavia and much of Eastern Europe as being relatively safe from terrorism, organized crime and political violence.

CNN: Libya 'little risk' for businesses