Jeff Lowe

More than five decades of hands grated by cracks. Whole body aching from long days of big-wall hauling. Tiny tents, bivy sacs, snow caves lashed by hurricane sleet. Frozen fingers and toes. Migraines and altitude malaise. Not knowing what's to come. It doesn't have to be fun to be fun.

American Athlete

Bowen Yang

Swapping a duvet cover is the most stressful chore in the world to me, and I haven't figured out a way to do it without scuba diving into a giant sac of linen and figuring out if I'm tying the right knots in each corner.

Vilayanur S. Ramachandran

You need to have tremendous confidence in your work, even a touch of arrogance, chutzpah. Many very fine researchers lack intellectual daring. It's human nature to want to be cozy, secure. But that can be a cul de sac.

Indian Scientist

Mink Stole

But some things are the same. My mother still owns the house I grew up in, on what would now be called a cul de sac, but which the sign on the corner called a dead end street.

American Actress

The sacs in different species can have specialized functions, so provide context.

Species Specific

Indicate when a sac is part of a plant's or an animal's biology to avoid ambiguity.

Animal and Plant Use

Use 'sac' in contexts related to biology or anatomy to show its technical nature.

Technical Vocabulary

Use 'sac' to describe a residential area, providing spatial context.

Residential Setting

Emphasize the secluded, private nature of living in a cul-de-sac.

Privacy Emphasis

Mention the safety aspect due to less traffic in a sac.

Traffic Safety

 which is the most important for our survival. It enters our body through the nose and mouth, moves down into the pharynx, trachea and bronchial tubes, and ultimately reaches the alveoli air sacs in the lungs. The alveoli use pressure to move oxygen and nutrients into the blood.

How breathing works -...

 and their large inflatable organs called laryngeal sacs. We don't know this for sure because it's essentially impossible to observe the internal organs of a living, singing whale, but we think that when a whale sings, muscular contractions in the throat and chest

Why do whales sing? -...

 They have hinging, venomous, hypodermic needles. And those hypodermic needles, those fangs, are hooked up to venom sacs in the back of its head. And that venom is likely to be some of the most powerful in the world. I need to be incredibly cautious.

Encountering a Deadly...

 And then this one is carrying a huge sac of neurotransmitters from one end of the brain cell to the other. Don't they get hazard pay for this kind of work? This one is an entire molecular factory -- some say it's the secret to life.

The biology of gender,...

 And while we don't find evidence of fossilized lung tissue in dinosaurs, vertebral pneumaticity gives us evidence of what the lung was doing during the life of these animals. Lung tissue or air sac tissue was invading the vertebrae,

The secret weapon that...

 small they can fit in the palm your hand and finally we're in the right place at the right time in a rarely seen occurrence we capture a female chimera in the process of releasing her eggs see those twin sacs coming out of her body

Strange Japanese Sea...

 That is a good thing. Unlike the occupants of the universe, the universe itself is not wasteful. We are all totally recyclable. And when we die, we don't even have to be placed in different refuse sacs.

Robin Ince: Science...

 accomplish the photograph that never been done before I think that's the bottom line on the distal part McNichols still winter chill air sacs and mark Tyson used infrared service system that I made

This Man Helps Nat Geo...

 and in this picture, I'm listening to the heart of a lion after a lifesaving, collaborative procedure with veterinarians and physicians where we drained 700 cc's of fluid from the sac

Barbara Natterson-Horowit...

 Copy. Copy. So, when she has a contraction, it's starting to emerge. Good stuff! Don't touch it! This is the amniotic sac, which means there is a cub on the way.

Sac

Species Specific

Animal and Plant Use

Technical Vocabulary

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