8 results for “nucleus”
Matter, Energy & Physics
Atoms
nucleus holds so much power. Take anything, a spoon, a glass of water, your hand, and cut it in half
Article · 4 min read
Life & Biology
What Is Life? The Cell
nucleus is the archive, holding the DNA, two metres of it in each human cell, coiled
Article · 4 min read
Matter, Energy & Physics
The Quantum World
nucleus is not a dot in orbit but a cloud of possibility with a shape set by its energy
Article · 4 min read
Planets & the Solar System
The Sun
nucleus. The helium weighs slightly less than the hydrogen that made it, about 0.7 percent less
Article · 4 min read
Life & Biology
Bacteria and Viruses
nucleus and no internal compartments. Its DNA floats free in a loop; its machinery is simple
Article · 4 min read
Matter, Energy & Physics
The Periodic Table
nucleus, from hydrogen with one to the heaviest known with 118, and that number also fixes
Article · 4 min read
Matter, Energy & Physics
Electricity and Magnetism
nucleus and negative electrons around it. Normally the two balance. Rubbing a balloon scrapes electrons from
Article · 4 min read
Life & Biology
DNA and Genes
nucleus a few millionths of a metre across, wound around proteins like thread on spools. Surprisingly
Article · 4 min read
