Man's influence not yet felt by climate

Lessons (Not Yet) Learned

· Despite a significant influx of charitable dollars over the last 10 to 20 years, solutions to complex social problems remain elusive, while philanthropy has been facing growing pressure to account for its tax-free dollars; to demonstrate, replicate, and scale success; and to be transparent about failed social investments. · When foundations and their nonprofit partners ignore a failure and mo...

Space Weapons: Not Yet

In this paper I attempt to sketch the utility of space weaponry, primarily from the point of view of the United States. In this I draw upon the excellent RAND book, “Space Weapons, Earth Wars.” That study was commissioned by LGen Roger DeKok, DCS Plans and Programs, HQ USAF. I am guided also by the views expressed in presentations and discussions of which I am aware over the past year . But the...

Confinement as Felt by Hadrons

Properties of phase transitions are conveniently investigated using order parameters. However, the order parameter may not always be phenomenologically accessible. Besides, in nature most fields are non-order parameter fields. This lead to the question whether it is possible to extract relevant information about, or even identify, the onset of a phase transition using nonorder parameter fields....

Global climate change and contaminants, a call to arms not yet heard?

Die—but not just yet

eterochromatin’s repressive hold on DNA transcription can only be relinquished when activators enter the nucleus. Or so the theory goes. But now Vanessa Witte, Andreas Baur (University of Erlangen, Germany), and colleagues find that a heterochromatin component can be pulled from the nucleus by both the HIV protein Nef and activated integrins. “This is a really new concept—that chromatin-associa...