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Motorized molecules driven by light have been used to drill holes in the membranes of individual cells and show promise for either bringing therapeutic agents into the cells or directly inducing the c...
Drill holes in fossil shells point to bigger predators picking on small prey
Drill holes fossil shells point predators picking small prey
2017/7/21
The drill holes left in fossil shells by hunters such as snails and slugs show marine predators have grown steadily bigger and more powerful over time but stuck to picking off small prey, rather than ...
They know the drill: UW leads the league in boring through ice sheets(图)
ice sheets The university of Wisconsin Antarctica
2014/12/3
Wisconsin is famous for its ice fishers — the stalwarts who drill holes through lake ice in the hope of catching a winter dinner. Less well known are the state’s big-league ice drillers — specialists ...
Scientists aboard the research ship the JOIDES Resolution recently drilled two kilometers into Earth’s crust, setting a new record for the deepest hole drilled through the seafloor on a single expedit...
Biostratigraphy of the Ludlow chitinozoans from East Baltic drill cores
chitinozoans biostratigraphy Ludlow Silurian East Baltic
2009/10/21
The distribution of chitinozoans in the East Baltic Ludlow sequences was studied in the Ohesaare, Ventspils, Pavilosta,
and Dubovskoye drill core sections. The Angochitina elongata, Eisenackitina lag...
Scientists Return from Expedition to Drill Beneath Frozen Russian Lake(图)
Expedition Frozen Russian Lake Scientists
2009/6/3
A team of scientists from the United States, Germany, Russia and Austria has just returned from a six-month drilling expedition to a frozen lake in Siberia: Lake El'gygytgyn, "Lake E" for short.Lake E...
Corrensite: A single phase or a mixed-layer phyllosilicate in the saponite-to-chlorite conversion series? A case study of Sancerre-Couy deep drill hole
Corrensite single phase mixed-layer phyllosilicate saponite-to-chlorite conversion series case study Sancerre-Couy hole
2012/4/1
Transmission electron microscopy (TEM) , analytical electron microscopy (AEM), and
decomposition-simulation of X-ray diffraction (XRD) patterns were used to characterize
trioctahedral clay from Sanc...