News tagged with echoes

Big Bang under the microscope

(Phys.org)—Scientists have replaced the telescope with the microscope: Using the similarities between the structure of a crystal and the state of the cosmos in the early universe, they have explored a yet ...

Jan 03, 2013 3.9 / 5 (15) 22 | with audio podcast

Bats adjust their 'field-of-view'

A new study reveals that the way fruit bats use biosonar to 'see' their surroundings is significantly more advanced than first thought. The study, published September 13 in the online, open access journal ...

Sep 13, 2011 5 / 5 (5) 0 | with audio podcast

Light echoes from V838 Mon

(Phys.org) —What caused this outburst of V838 Mon? For reasons unknown, star V838 Mon's outer surface suddenly greatly expanded with the result that it became the brightest star in the entire Milky Way ...

Mar 19, 2013 5 / 5 (4) 2 | with audio podcast

Dolphins use double sonar

Dolphins and porpoises use echolocation for hunting and orientation. By sending out high-frequency sound, known as ultrasound, dolphins can use the echoes to determine what type of object the sound beam has ...

Jun 07, 2011 5 / 5 (3) 11