Tech
No animal died to make this steak
The ribeye steak is the first of its kind, and the latest in a growing list of meats printed with a 3-D bioprinter instead of being harvested from an animal.
MS-LS1-1
Conduct an investigation to provide evidence that living things are made of cells, either one cell or many different numbers and types of cells.
More Stories in MS-LS1-1
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BrainScientists Say: Neuron
Neurons are the foundational cells in the nervous system. They pass along and process information using electrical signals.
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LifeScientists Say: Egg and sperm
An egg or a sperm cell contains half of the normal genes an organism needs. They fuse together to form a new individual.
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AnimalsScientists Say: Organelle
An organelle is a part of a cell with a particular function. Like organs. But for cells.
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SpaceSpace travel may harm health by damaging cells’ powerhouses
Biochemical changes after going to space suggest that harm to cells’ energy-producing structures, called mitochondria, could explain astronauts’ health issues.
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BrainA taste map in the brain is a scattering of tiny flavor islands
Some senses are highly organized in the brain. Taste is not. And that points to just how important it is.
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Health & MedicineScientists Say: Apoptosis
When it’s time for cells to die, they need to do it carefully, so they don’t harm other cells.
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MicrobesScientists Say: Nucleus
Nucleus comes from the Latin term “nuc,” meaning nut or kernel. In science there are lots of nuclei. Every one of them is the center of something.
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GeneticsGene editing can alter body fat and may fight diabetes
Researchers have long dreamed of using brown fat to fight obesity and diabetes. Work in animals shows they’re closing in on achieving that dream.
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Health & MedicineA glowing new way to measure antibodies
Researchers invent a way to detect and measure antibodies with glowing proteins. Antibodies can mark exposure to various diseases.