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Tag Archives: Environment
Has JWST SOLVED the crisis in cosmology?!
Last weekend the lead researcher of a group using data from the James Webb Space Telescope (JWST) to calculate the current rate of expansion of the Universe (aka the Hubble constant, H0) presented their results for the first time at … Continue reading
Pssst: Ladybugs Have a Killer Secret
Ladybugs aren’t just cute nursery rhyme stars. Beneath the charming spots and vibrant colors lie killer instincts. They’re effective predators and sometime agricultural allies in their hunger for plant pests like aphids. Entomologist Sara Hermann, Ph.D. is investigating how ladybugs’ … Continue reading
Solar eclipse: 4 minutes of totality was awe-inspiring
Still reeling from seeing my first solar eclipse in all its awe-inspiring totality. A moment I will never forget. Happy eclipse day to my fellow North Americans who looked up yesterday! #solareclipse #eclipse #totality
What is gravity
We lack a good description of most physical constants, including the effect we call gravity. Newtonian mechanics and general relativity describe gravity mathematically without assigning any physical meaning except to say it’s a field or bent spacetime. Both concepts have … Continue reading