Volume 51 | Number 01 | JanuaryFebruary 2018

Never Heard of Methane Hydrate? That Might be Good News

Methane hydrate is an ice-like crystalline substance (gas clathrate) made of water molecules encasing a molecule of methane.

Snap to Structure

A ubiquitous example of the "snap to" structure in Adobe Photoshop occurs in floating-point arithmetic.

Fractures are the primary pathways for fluid flow in low-permeability subsurface media, such as shale or granite.

Current methods for characterizing Earth’s subsurface are not sufficiently accurate to meet the needs of modern applications.

Extreme events are unexpected, transient phenomena with large magnitudes that take place over short time scales.

The High-Performance Conjugate Gradients Benchmark complements the HPL Benchmark and is part of the TOP500 effort.

Simple ordinary differential equations can explain the surprisingly long range of a sling versus the surprisingly short range of a bullet.

In his talk at AN18, Thomas Hales will explain how some paradoxes play into self-verifying computer programs.

In his talk at AN18, Bill Symes will discuss our knowledge of Earth's interior and how it is an inverse problem.

Ernest Davis reviews Exact Thinking in Demented Times: The Vienna Circle and the Epic Quest for the Foundations of Science by Karl Sigmund.

At its 2018 Annual Meeting, the AAAS will sponsor a symposium on mathematical approaches to major challenges.

As most SIAM members are aware, science policy decisions greatly affect the state of scientific research.

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