Probing the Large-Scale Universe

Deep cosmic surveys hope to explain the mysterious accelerating expansion of the universe. That search considers dark energy, dark matter, gravity. Licia Verde

Great Expectations: The Large Hadron Collider 2015

When the LHC starts up again in 2015, what will scientists be looking for? Tulika Bose

Reconstructing Evolution: A Molecular Time Machine

Tracing ancient genetic changes through extinctions and speciation events to reconstruct our DNA history. Betul Kacar

Sustaining Life: Biodiversity and Human Health

How the unprecedented loss of biodiversity impacts human health. Aaron Bernstein

The Alvin Deep-Sea Submersible: An Engineer's Story

Dudley Foster, the Woods Hole engineer closely associated with the Alvin's history, describes explorations of the deep-sea submersible. Dudley Foster

The Science --and Oft-Ignored Side Effects --of Geoengineering

An important critique of geoengineering, including cautions about misinformation. Daniel Cziczo

Breakthroughs in Nanotechnology

Advances in nanotechnology are revolutionizing medicine. A leader in the field describes recent developments and his commitment to making them available to a wide public. Sameer Sonkusale

How Delayed Release of Industry Data on Chemical Toxicity Impacts Health

Producers of perfluorinated alkylate substances (PFAS) withheld for decades the facts about the health and environmental threats of these ubiquitous toxins. Philippe Grandjean

Replacing Plastic: The Merits of Shrilk

Materials scientist Javier Fernandez discusses the "plastisphere" crisis and how it motivated the development of biodegradable "shrilk."

Renewable Energy Progress --Despite Resistance from the Fossil Fuel Industry

What we can do to speed up the transition to renewable energy, despite Big Oil's well funded resistance. Jeff Deyette

Today's Featured Contributors

Featured Author

Alan Jasanoff, Ph.D.

An important discussion of why the brain must be considered within its physical, natural, and social environment

Featured Guest

Meet Paul Steinhardt, Ph.D.

One of the most extraordinary -and comprehensive- theoretical physicists of our time