July 2017
Hunting for neutrinos in the ice of Antarctica
...cosmic microwave background, the ubiquitous background residual of the Big Bang, close to the phenomenon that emitted them. In... to build a Cherenkov light detector that will be big enough to measure interactions that only occur about once every...
23 July 2018
Small box with big designs to find the missing matter in the Universe
... oldest light in the universe that has been permeating space from around 400,000 after the big bang, scientists have calculated that ‘normal’ matter – protons, neutrons and other subatomic particles that make up all...
February 2016
Nuclear Flashlamps in Space
...device and its surroundings, creating a rapidly expanding cloud of superhot radioactive plasma. In short: bright light, big bang, radioactive afterglow. Nuclear explosives have been considered for space propulsion of large objects. Spacecraft designs...
July 2020
Life in the universe – common or not?
... within the currently understood age of the universe (from the Big Bang 13.8 billion years ago). This limit is referred to as ...interested in the whole of the Earth’s surface. So how big is the universe beyond the observable volume? Size matters This...
May 2022
Essential guide to the James Webb Space Telescope
...to the strange Universe we inhabit. Ever since the Big Bang exploded the Universe into existence some 13.8 billion years ago...’ needed to be folded for launch as no rocket fairing was big enough to house the full mirror. Cosmic dust is the building ...
30 January 2019
New physics needed to explain early expansion of the Universe
... evolved and therefore expanded since it came into being with a big bang, scientists use a model known as lambda CDM (or ΛCDM)....model,” explained Lusso. At the moment, the discrepancy is big enough to infer that extra physics are needed to reconcile...
