Vibrating Capsid(January 3, 2008)
Vibrating Capsid(January 3, 2008)
Submersible Hologram Microscope(March 28, 2006)
Skunk Cabbage Controls Its Internal Temperature(November 8, 2005)
Imaging Veins(October 12, 2004)
Artificial Tubes Mimic Naturally Occurring Structures(July 30, 2004)
Swimming Bacteria Stir Up Fluid(July 22, 2004)
Like-Charge Attraction Between Biomolecules(August 14, 2003)
Making Movies Inside Tissue(July 16, 2003)
It Doesn't Take Much to Break Up Uracil(May 7, 2003)
Blood Vessel Networks(March 19, 2003)
Cool Butterfly Photonic Crystals(January 27, 2003)
Self-Assembly of a Bacteria's Flagellum(December 27, 2002)
Chip-Based Protein Studies(December 13, 2002)
Registry at Organic/Inorganic Interface(October 28, 2002)
Noninvasive EEG(October 21, 2002)
Leaf Vein Networks(July 2, 2002)
Spiral Waves Break Hearts(January 29, 2002)
Diffracted X-Ray Tracking(December 7, 2001)
Swarming Bacteria(October 3, 2001)
A new experiment shows that a system in the human body that regulates blood pressure can be enhanced by the addition of random electrical noise in the nervous system.
Self-Assembled Actin-Membrane Tubules (June 29, 2000)
Researchers have made self-assembling multilayer tubules with intriguing properties, such as a curious resemblance to the outermost components of bacterial cell walls.
Femtonewton Force Measurements (May 11, 2000)
The mechanical properties of DNA molecules have been measured with femtonewton precision, 100 times better than before.
Early Cancer Detection with White Light (March 28, 2000)
Applying a powerful physics technique, MIT researchers have demonstrated a method for detecting the earliest stages of cancer in the epithelium--the inner lining of the body where 85 percent of all cancers begin.
DNA Canyon (February 11, 2000)
Attaching a short DNA molecule to two metal electrodes, Dutch researchers have found evidence that DNA acts as a semiconductor for electrical charge.
Two-Dimensional Colloids Seemingly Defy Coulomb's Law (December 21, 1999)
When tiny latex beads attach on cell-membrane-like structures, they seemingly defy Coulomb's law, which says that opposite electrical charges always attract each other.
Ultrasound Diagnosis of Burns (November 11, 1999)
In an important development for medical ultrasound, researchers can now take ultrasound pictures of the inside of the body--including painful areas containing serious burns--with devices that do not require physical contact with the patient.
Ribosome Image (September 30, 1999)
The largest molecular structure ever imaged with x-ray crystallography.
Epilepsy Model (August 26, 1999)
A new model of epilepsy suggests that the onset of seizure is related to the speed of communication between neurons.
Third Harmonic Microscope (June 2, 1999)
A new method using nonlinear optics allows the imaging of low-contrast biological samples.
Watching Pacemakers Emerge in a Petri Dish (May 10, 1999)
Putting cells in a petri dish under the right conditions causes them to form a biological network in which one or more pacemakers emerge.
MRI of a Single Mammalian Cell (December 11, 1998)
Magnetic resonance images of single rat cells show the potential for MRI to monitor organ rejection and study how natural killer cells attach to tumors.
Low-Field MRI (October 16, 1998)
MRI can be performed at very low magnetic fields with good spatial resolution.
DNA-Membrane Self Assembly (October 2, 1998)
Mixing together DNA molecules and artificial versions of the membranes that form the protective coverings of cells result in highly organized structures with many potential technological applications.
Rotating Bacteria (September 24, 1998)
Certain kinds of bacteria line themselves up and move in a circular pattern.
New Colloid Structures (June 11, 1998)
Scientists have discovered new structures that can exist in biologically important materials known as colloids.
Self-Sorting of White Blood Cells (September 11, 1997)
White blood cells sort themselves by type in an artificial environment similar to human capillary networks.
Measuring Bond Rupture Forces with the Atomic Force Microscope (August 15, 1997)
See how the atomic force microscope can measure the forces required to tear apart two complementary strands of DNA.
First Images of DNA in Sperm Cells (April 2, 1997)
Using special x-ray beams, researchers have been able to see the DNA molecules inside animal sperm cells.
Magnetic Resonance Force Microscopy (March 24, 1997)
Promising to be one of the major new microscopes of the future, the MRFM can potentially image biological objects in their natural environments at atom-scale resolution.
Laser Manipulation of Artificial Membranes (November 20, 1996)
The Pearling Instability (August 15, 1996)
The Pearling Instability is an important phenomenon in membranes made of biological materials.
Sonoluminescence and Medical Ultrasound (July 29, 1996)
Some of the sound energy used in medical ultrasound may be converted into flashes of light.