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for Elie Wiesel

Whoever listens to a witness, becomes a witnessElie Wiesel

Explosions from White Dwarf Star RS Oph

Spectacular explosions keep occurring in the binary star system named RS Ophiuchi. Every 20 years or so, the red giant star dumps enough hydrogen gas onto its companion white dwarf star to set off a brilliant thermonuclear explosion on the white dwarf's surface. At about 5,000 light years distant, the... Continue Reading →

Star Formation in the Constellation of Gemini, the Twins

Nestled among the vast clouds of star-forming regions like this one lie potential clues about the formation of our own solar system.  This image from the NASA/ESA Hubble Space Telescope features AFGL 5180, a beautiful stellar nursery located in the... Continue Reading →

Adenovirus- based vaccines Vs. mRNA vaccines

New key player in long-term memory

A McGill-led multi-institutional research team has discovered that during memory consolidation, there are at least two distinct processes taking place in two different brain networks -- the excitatory and inhibitory networks. The excitatory neurons are involved in creating a memory... Continue Reading →

Hubble Captures Galaxy on Edge

The galaxy known as NGC 5907 stretches wide across this image. Appearing as an elongated line of stars and dark dust, the galaxy is categorized as a spiral galaxy just like our own Milky Way. In this new image from the NASA/ESA Hubble... Continue Reading →

How loneliness affects end-of-life experiences

In a study of Americans over age 50 years who died between 2004 and 2014, individuals who were characterized as lonely based on survey results were burdened by more symptoms and received more intense end-of-life care compared with non-lonely people.... Continue Reading →

High sugar diet may impair metabolic health & maternal care after pregnancy

Rats on a high sugar diet during pregnancy have altered levels of sex steroid hormones (e.g. progesterone) and dopamine in their brains, which may lead to behavioural changes that can affect care of offspring and motivation, as well as increasing... Continue Reading →

Katherine Johnson: Hidden Figures Nasa mathematician dies at 101

Ms Johnson calculated rocket trajectories and Earth orbits for Nasa's early space missions. She was portrayed in the 2016 Oscar-nominated film Hidden Figures. The film tells the story of African-American women whose maths skills helped put US astronaut John Glenn... Continue Reading →

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