Science & Technology

Understanding the molecular signals that guide early cells in the embryo to develop into different types of organs provides insight into how tissues regenerate and repair themselves.

By Madeleine Stone @themadstone        (This is the second in a series of features introducing the inaugural Penn President’s Engagement Prize winners.)  

Adolescence is a time of frequent and intense emotional experiences, but some youth handle their emotions better than others. Why do some young people react adaptively while others ruminate?

A new collaborative study describes a way that lung tissue can regenerate after injury. The team found that lung tissue has more dexterity in repairing tissue than once thought.

Members of the Dark Energy Survey have released the first in a series of maps that show the concentration of dark matter in the cosmos.

By Sarah Welsh

WHO:            Randall Kamien                       Shu Yang                      XingTing Gong                      Daniel Sussman

By Julie McWilliams Aspiring journalist Brennan Cusack set off on a solo cross-country trek last summer to get an insider’s look and to research four instances where environmental and economic interests were at odds.

by Sarah Welsh After a two-year hiatus, the Large Hadron Collider at the European Organization for Nuclear Research, or CERN, is gearing up for its second run. The LHC enabled the 2012 discovery of the Higgs boson, which gives mass to all particles, but the world’s most complicated scientific apparatus is far from finished

Therapeutic agents intended to reduce dental plaque and prevent tooth decay are often removed by saliva and the act of swallowing before they can take effect. But a team of researchers has developed a way to keep the drugs from being washed away.