Nature

Turning a hobby into a job: How duplicated genes find new functions

Natural selection uses duplicated genes as raw material for functional innovation, co-opting their existing features to new functions. Understanding genetic innovation requires two questions to be ...
Investopedia

Bell Curve: Definition, How It Works, and Example

Andrew Bloomenthal has 20+ years of editorial experience as a financial journalist and as a financial services marketing writer. Samantha (Sam) Silberstein, CFP®, CSLP®, EA, is an experienced ...
Scientific Research Publishing

Galactic Rotation Curves Explained in the 4DEU Framework by 3D Spatial Curvature from Local Gravitational Blocking of Cosmic Expansion: No Need for Dark Matter ()

The observed near flatness of galactic rotation curves has long been interpreted as evidence for large amounts of non-baryonic dark matter. Here we show that this phenom ...
Nature

Organelles articles from across Nature Portfolio

Organelles are entities within a eukaryotic cell that have a specialised function. Examples of organelles include the nucleus, the endoplasmic reticulum, the Golgi, mitochondria, vacuoles or lysosomes ...
Investopedia

Nongovernmental Organization (NGO): Definition and How It Works

Peter Gratton, Ph.D., is a New Orleans-based editor and professor with over 20 years of experience in investing, risk management, and public policy. Peter began covering markets at Multex (Reuters) ...