Sailing through space might sound like something out of science fiction, but the concept is no longer limited to books or the big screen. A next-generation solar sail technology – known as the Advanced Composite Solar Sail System – will launch aboard... Continue Reading →
Problem:Irodov, problem 1.52., it says that acceleration is constant in magnitude and pointing permanently towards the center of the wheel. `vrai ou faux? A wheel rolls on a horizontal surface without slipping. Also rolling is the acceleration vector (red). It... Continue Reading →
A mere 280 light-years from Earth, tidally locked, Jupiter-sized exoplanet WASP-43b orbits its parent star once every 0.8 Earth days. That puts it about 2 million kilometers (less than 1/25th the orbital distance of Mercury) from a small, cool sun.... Continue Reading →
New research indicates that physical activity lowers cardiovascular disease risk in part by reducing stress-related signaling in the brain. In the study, which was led by investigators at Massachusetts General Hospital (MGH), a founding member of the Mass General Brigham... Continue Reading →
A new study co-led by investigators from Mass Eye and Ear, a member of Mass General Brigham, demonstrated the effectiveness of a gene therapy towards restoring hearing function for children suffering from hereditary deafness. In a trial of six children... Continue Reading →
The fountain of youth has eluded explorers for ages. It turns out the magic anti-aging elixir might have been inside us all along. Cold Spring Harbor Laboratory (CSHL) Assistant Professor Corina Amor Vegas and colleagues have discovered that T cells can be... Continue Reading →
The well-known Pleiades star cluster is slowly destroying part of a passing cloud of gas and dust. The Pleiades is the brightest open cluster of stars on Earth's sky and can be seen from almost any northerly location with the unaided eye. Over the past 100,000 years,... Continue Reading →
Today marks Martin Luther King, Jr. Day. Below is a transcript of his celebrated "I Have a Dream" speech, delivered on Aug. 28, 1963, on the steps of the Lincoln Memorial. "I have a dream that one day on the... Continue Reading →
Restricting calories is known to improve health and increase lifespan, but much of how it does so remains a mystery, especially in regard to how it protects the brain. Buck scientists have uncovered a role for a gene called OXR1 that is... Continue Reading →