Galactic bar paradox resolved in cosmic dance

New light has been shed on a mysterious and long-standing conundrum at the very heart of our galaxy. The new work offers a potential solution to the so-called "Galactic bar paradox," whereby different observations produce ...

COVID-19: Aeolus and weather forecasts

We are all too aware that COVID-19 is a serious threat to health, is putting huge pressure on healthcare systems and it could leave the global economy struggling for years to come. With lockdown measures in force across the ...

Famous black hole has jet pushing cosmic speed limit

The Event Horizon Telescope Collaboration released the first image of a black hole with observations of the massive, dark object at the center of Messier 87, or M87, last April. This black hole has a mass of about 6.5 billion ...

Too many airplane systems rely on too few sensors

The apparent connection between fatal airplane crashes in Indonesia and Ethiopia centers around the failure of a single sensor. I know what that's like: A few years ago, while I was flying a Cessna 182-RG from Albany, New ...

Ethiopian report says faulty sensor data led to jet crash

A doomed Ethiopian Airlines jet suffered from faulty readings by a key sensor, and pilots followed Boeing's recommended procedures when the plane started to nose dive but could not avoid crashing, according to a preliminary ...

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