Networks in motion

A new article by a Northwestern University complex networks expert discusses how networks governing processes in nature and society are becoming increasingly amenable to modeling, forecast and control.

Early male friendship as a precursor to substance abuse in girls

In childhood, boys and girls tend to form friendships almost exclusively with same-sex peers. Around early adolescence, they gradually begin to include other-sex friends in their network. A new study published in Journal ...

Friendships are built on alliances, research shows

New research from the University of Pennsylvania is challenging some longtime assumptions about why human beings seek and keep their friends, and it reveals a somewhat darker side to the very nature of friendship itself.

Applying mathematics takes 'friendship paradox' beyond averages

The friendship paradox is the observation that the degrees of the neighbors of a node within any network will, on average, be greater than the degree of the node itself. In other words: your friends probably have more friends ...

Keep your friends close

Online social networks, such as the well-known Facebook, allow users to form connections with each other quickly and easily. A user might invite another to become their "friend," "like" a page they have created on the system, ...

Popular friends on social media can help save you from disasters

You may think your social media friends are only good for keeping you up with all the latest gossip and trends but research published today has found they can also help save you in the event of any natural disaster, especially ...

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