15 August 2012, 02:00 AM ET
Native Americans sought the buzz of caffeine for ritual cleansing.
08 August 2012, 10:06 AM ET
Researchers hope to develop new therapies with the recent discovery.
01 August 2012, 02:00 AM ET
A collaborative set of high-tech instruments is now capable of spotting planets orbiting suns outside our solar system.
25 July 2012, 10:01 AM ET
Technology from forensic science, gaming and virtual reality combined create an efficient tool for law enforcement.
04 July 2012, 07:59 PM ET
Flexible silver nanowire-based transparent conductors may change technology.
27 June 2012, 02:40 PM ET
'Messy' proteins control the flow of ions in and out of cells.
20 June 2012, 05:21 PM ET
Robo-fish will work as a school to scan water for pollutants.
13 June 2012, 06:17 PM ET
Backyard birders can provide scientists with important, and otherwise unobtainable, data.
06 June 2012, 02:04 PM ET
Researchers at Arecibo Observatory are listening to strange stars called pulsars.
30 May 2012, 04:24 PM ET
Nanoparticles change color to indicate the presence of deadly salmonella.
18 May 2012, 11:20 AM ET
Researchers have developed micro-abrasive waterjets for precision creating of tiny parts.
17 May 2012, 02:00 PM ET
The R/V Knorr research expedition included studies of seafloor sediments along the equator and in the northern Pacific.
16 May 2012, 05:49 PM ET
Engineers could craft new materials using liquid crystals as structural guides.
09 May 2012, 04:46 PM ET
Researchers have developed waterjets for creating tiny parts.
02 May 2012, 03:28 PM ET
A protein machine unwinds DNA molecules
25 April 2012, 04:52 PM ET
What's in your water?
19 April 2012, 04:28 PM ET
A new technique inspired by elegant origami will soon allow clones of robotic insects to be mass-produced by the sheet.
18 April 2012, 05:51 PM ET
Insect robot creation method inspired by children's pop-up books.
05 April 2012, 11:03 AM ET
Professor Jonathan Hurst discusses ATRIAS, a two-legged robot whose task is to move as nimbly and fluidly as people do.
04 April 2012, 03:55 PM ET
Mission: create a robot that can move as fluidly as a person.
28 March 2012, 05:51 PM ET
It's a match-up worthy of a late-night cable movie: Put a school of starving piranha and a 300-pound (130 kilogram) fish together, and who comes out the winner?
28 March 2012, 03:53 PM ET
Put a school of starving piranha and a 300-pound (130 kilogram) fish together, and who comes out the winner?
21 March 2012, 02:14 PM ET
New chips let researchers 'watch' a cell making proteins in real time.
14 March 2012, 03:00 PM ET
See the Pescadores Fault before and after a quake.
02 March 2012, 11:03 AM ET
We know less about small species like the anemonefish than larger animals.
22 February 2012, 07:02 PM ET
Researchers are studying the resistance of monkeys and apes to Alzheimer's in order to protect human brains from the devastating disease.
17 February 2012, 06:02 PM ET
Researchers discovered that manganese, a metal and an essential nutrient, helps protect cells against certain toxins.
08 February 2012, 06:05 PM ET
The tiny water bacterium Caulobacter crescentus secretes a sugary substance so sticky that just a tiny bit could hold several cars together.
02 February 2012, 08:21 AM ET
The world’s smallest-known vertebrate species, discovered by LSU’s Chris Austin, is a tiny frog called Paedophryne amanuensis, which averages around 7.7 millimeters in length and fits in the center of a U.S. dime.
01 February 2012, 07:05 PM ET
The world's tiniest known vertebrate species measures only 7.7 mm
25 January 2012, 12:18 PM ET
An antique cabinet acquired inadvertently by a Washington, D.C. lawyer turned out to hold Alfred Russel Wallace's collection of 1,700 specimens housed in 26 drawers.
20 January 2012, 11:22 AM ET
A new exhibit celebrates the life of noted physicist Stephen Hawking.
18 January 2012, 02:19 PM ET
Discover how scientists are unlocking the secrets of our climate's past to improve predictions about the future of climate change.
11 January 2012, 01:55 PM ET
A new chemical technique could result in more flexible and efficient electronic optical fibers.
04 January 2012, 02:16 PM ET
Dramatic new visualizations of Hurricane Katrina created for use in planetarium dome show "Dynamic Earth"
28 December 2011, 04:48 PM ET
Researchers are looking for a way to avoid the negative side effects of pain-relieving medicines.