‘World class’ optical telescope – India’s largest – to be activated near Nainital

The instrument is part of a widening foray into observational research in astronomy that India has undertaken since the 1960s, and bolstered with the successful launch of its first multi-wavelength satellite in September 2015.

What’s the universe telling us post-LIGO?

Since the LIGO Scientific Collaboration announced the first direct detection of gravitational waves on February 11, 2016, there have been at least 51 scientific papers written up on the topic discussing a variety of possibilities. The earliest papers parallel the announcement’s two ostensible achievements: Albert Einstein was right when he postulated the existence of gravitational waves in …

What's the universe telling us post-LIGO?

Since the LIGO Scientific Collaboration announced the first direct detection of gravitational waves on February 11, 2016, there have been at least 51 scientific papers written up on the topic discussing a variety of possibilities. The earliest papers parallel the announcement’s two ostensible achievements: Albert Einstein was right when he postulated the existence of gravitational waves in …

If AI is among us, would we know?

Our machines could become self-aware without our knowing it. We need a better way to define and test for consciousness. … an actual AI might be so alien that it would not see us at all. What we regard as its inputs and outputs might not map neatly to the system’s own sensory modalities. Its …