contract: To activate muscle by allowing filaments in the muscle cells to connect. The muscle becomes more rigid as a result. (in commerce) An agreement between two parties, such as to make a purchas… [+2068 chars]
HELSINKI Chinas Mars sample return mission aims to collect samples from the Red Planet and deliver them to Earth in 2031, or two years ahead of a NASA and ESA joint mission. Sun Zezhou, chief design… [+3827 chars]
No statistical methods were used to predetermine sample size. The experiments were not randomized and the investigators were not blinded to allocation during experiments and outcome assessment. Clon… [+33242 chars]
The Undergraduate Research series is where we feature the research that youre doing. If you are an undergraduate that took part in an REU or similar astro research project and would like to share thi… [+4100 chars]
<li>Gonera EG, Vant Hof M, Berger HJC, Van Weel C, Horstink MWIM. Symptoms and duration of the prodromal phase in Parkinsons disease. Mov Disord. 1997;12:8716. CAS Article Google Scholar </li… [+7383 chars]
As if cracking open a cosmic Russian nesting doll, astronomers have peered into the center of the Milky Way and discovered what appears to be a miniature spiral galaxy, swirling daintily around a sin… [+2841 chars]
In an article recently published in the journal Nanotechnology, researchers employed a single particle imaging method for fluorescence excitation with moderate intensity to achieve spatial resolution… [+6445 chars]
Participants A total of 68 healthy 17 to 18-year-old high-school students (27 females and 41 males) from two different 6th-year courses from the same school (who shared the same teacher) volunteered… [+7678 chars]
Trapped-ion quantum computers are quantum devices in which trapped ions vibrate together and are fully isolated from the external environment. These computers can be particularly useful for investiga… [+4292 chars]
The structure of the universe is often described as being a cosmic web of filaments, nodes, and voids, with the nodes being clusters of galaxies, the largest gravitationally bound objects known. Thes… [+3345 chars]
Mice that sleep poorly for a short period in early life grow up to have altered brain activity and atypical social behaviors as adults, according to new research. The findings may help explain the li… [+5737 chars]
The Rosetta mission to comet 67P/ChuryumovGerasimenko found unexpectedly high concentrations of molecular oxygen in its atmosphere. New results show that these concentrations are enhanced by a cycle … [+2276 chars]
