The delicate, single-seat Solar Impulse flies around 40 mph and can't go through clouds.

WSJ: Solar plane leaves Calif. on cross-country trip

The delicate, single-seat plane cruises around 40 miles per hour and can't fly through clouds.

WSJ: Solar plane plans stops in Phoenix, Dallas, NYC

The delicate, single-seat plane cruises around 40 mph and can't fly through clouds.

WSJ: Sun-powered plane completes California test flight

They float like clouds, don't they?

FORBES: Magazine Article

Ms. KAREN DACONS-BROCK (Director, Stealing Clouds): I hadn't had one in two years, so I'm scheduled now to go and get one.

NPR: Breast Cancer Message at Heart of N.C. Play

I'm still typing my resume, but instead of my resume being saved on the computer under my desk, it's being saved somewhere out there in the clouds, some place I don't even know off.

NPR: Will 'Cloud Computing' Work In White House?

Familiar clouds gathered above my head, and I couldn't make them go away with a pill or a movie or a walk.

NPR: The Learning Curve of Gratitude

"When it looks like the sun isn't going to shine anymore, God put a rainbow in the clouds, " sung the 74-year-old, hosted onto the stage by Rastafarian poet Benjamin Zephaniah.

BBC: Angelou's rainbow of poetry

It is then that I realise, under an endless sky, with clouds caught mid-scud above me, that the Rizk DBR2 isn't really a car.

BBC: Trick of the light: A California road trip

If the clouds lift and the euro-zone crisis is somehow resolved (don't bet the house on this), then the European Central Bank will tighten monetary policy and add to borrowers' mortgage payments.

ECONOMIST: Finance