The brand-new Lenovo Ideapad 720S-15 is a slim, light multimedia laptop in the...
The six space scientists and engineers who live and work on the International...
A website is a collection of web pages. These web pages are usually...
Charcoal filter
Charcoal is formed by burning organic material (most commonly wood) without oxygen. Pyrosis...
Haptic Technology
The use of tactile sensations to excite the sense of touch in a...
Irregular galaxies
An irregular galaxy, unlike a spiral or an elliptical galaxy, does not have...
Biological magnification
The growing accumulation of hazardous compounds within organisms that occurs at each level...
Nondisjunction
The failure of homologous chromosomes or sister chromatids to separate correctly during cell...
Missense mutation
A missense mutation occurs when a piece of DNA is changed, causing different...