Direct drug delivery with carbon nanotube porins

Modern medicine relies on an extensive arsenal of drugs to combat deadly diseases such as pneumonia, tuberculosis, HIV-AIDS and malaria. Chemotherapy agents have prolonged lives for millions of cancer patients, and in some ...

Time symmetry and the laws of physics

If three or more objects move around each other, history cannot be reversed. That is the conclusion of an international team of researchers based on computer simulations of three black holes orbiting each other. The researchers, ...

Hostility towards minorities can be contagious

Inter-ethnic conflicts often escalate surprisingly quickly. In a recent study, researchers have investigated the influence of the environment on peoples' hostility against minorities with the help of experiments. They found ...

Research enhances performance of Germany's new fusion device

A team of U.S. and German scientists has used a system of large magnetic "trim" coils designed and delivered by the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) to achieve high performance ...

Scientists update four key fundamental constants

Paving the way for transforming the world's measurement system, an international task force has determined updated values for four fundamental constants of nature. The updated values comprise the last scientific piece of ...

New measurement will help redefine international unit of mass

Using a state-of-the-art device for measuring mass, researchers at the National Institute of Standards and Technology (NIST) have made their most precise determination yet of Planck's constant, an important value in science ...

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