When not being accosted by curious strangers, wearers can use the eyewear to break the ice.
It will be even shorter when it is possible to break the ice across the North Pole.
"The first individual to break the ice often ends up in a bit of an atmosphere of failure, " he said.
If he and his hosts don't know each other well, Mr. Zimmern sometimes tries to break the ice by asking questions about what's around him.
Researchers from Warwick University, writing in the British Journal of Psychology, said that dogs gave people a safe topic of conversation with which to break the ice with a stranger.
Ms. Steinberg gave a series of pointers: how to make eyes at a man (quick glances that indicate you like what you see), how to break the ice (talk about anything you can see, touch, smell or hear) and, most importantly, how to get a man to ask you on a date (make it very clear that you will say yes).
The US space agency (Nasa) and the Russian academy of sciences are planning to break through the ice to sample the water for life.
BBC: NEWS | Science/Nature | Secret rivers found in Antarctic
And what better time of year to break out the ice cream machine than now, during peak tomato season?
Bloom, 25, worked with a heavy metal pole to break ice blocks into the frozen water.
Heavy machinery was brought in to break up and remove ice from the river, so that boats and divers could get in, Sideras explained.
If that happens, it might present problems for some emperor colonies if the seasonal ice starts to break up before fledglings have had a chance to acquire their full adult, waterproof plumage.
Working alongside the volunteers, they were handed poles to break off blocks or head-high saws to cut through the ice.
We saw and heard about the impacts, from slumping land due to the melting of permafrost to hunter stories about the northward migration of species and the challenge that early ice break up poses for transportation.
Men, perhaps lonely or simply shy, could break the ice by asking a woman to dance.
Two of the school's Enterprise Enrichment Groups (Skinners' International and The Fred Ice Fundraising Group) were challenged to set up two competing businesses and sell their products at break time.
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