Digging Deep: Is genetic recombination linked to expression of harmful traits?

Digging Deep: Is genetic recombination linked to expression of harmful traits?

Most mammals, including humans, are diploid. That is, nuclear DNA (nrDNA) exists as pairs of chromosomes (humans have 23 pairs of chromosomes, while mice have 20). This pair of chromosomes are homologous, in that the sequence of genes on both the chromosomes is the same. However, a gene that sits on a particular address (‘locus’) … Read more

Scientists find ‘black widow’ pulsar that’s eating a star

Scientists find ‘black widow’ pulsar that’s eating a star

There are many strange things in the Universe. From galaxies to black holes and whatnot. But pulsars are perhaps the most interesting. Pulsars from dead stars. And black widow pulsars are still an interesting sub-category. Pulsars have high magnetism and they spin around themselves very very rapidly. In addition to this they emit powerful beams … Read more

SpaceX brings 4 astronauts home with midnight splashdown

SpaceX brings 4 astronauts home with midnight splashdown

CAPE CANAVERAL, Fla. (AP) — SpaceX brought four astronauts home with a midnight splashdown in the Gulf of Mexico on Friday, capping the busiest month yet for Elon Musk’s taxi service. The three US astronauts and one German in the capsule were bobbing off the Florida coast, near Tampa, less than 24 hours after leaving … Read more

Ms. Pac-Man clears path to World Video Game Hall of Fame

Ms. Pac-Man clears path to World Video Game Hall of Fame

ROCHESTER, NY (AP) — More than 40 years after blazing a trail for female video game characters, Ms. Pac-Man was inducted Thursday into the World Video Game Hall of Fame, along with Dance Dance Revolution, The Legend of Zelda: Ocarina of Time and Sid Meier’s Civilization. The Hall of Fame considers electronic games of all … Read more

Watch: After ISS command change, NASA’s Crew-3 astronauts prepare to undock for trip home

Watch: After ISS command change, NASA’s Crew-3 astronauts prepare to undock for trip home

1/5 NASA’s Crew-3 astronauts perform spacesuit checks ahead of boarding their Dragon capsule to undock from the International Space Station around 1 am EDT on Thursday. Photo Courtesy of NASA ORLANDO, Fla., May 4 (UPI) — NASA’s Crew-3 astronauts are preparing to undock from the International Space Station on Thursday after a six-month stay at … Read more

Competitive contracts are making space exploration cheaper

Competitive contracts are making space exploration cheaper

The Artemis 1 Space Launch System (SLS) rocket Frank Michaux/NASA The head of the National Aeronautics and Space Administration on Tuesday discussed a dramatic shift in how the agency plans to issue contracts for its space exploration programs, citing success with cost-saving competitive bids. NASA administrator Bill Nelson, testifying before a Senate subcommittee on the … Read more

Rocket Lab CEO touts helicopter catch of rocket as key toward reusable goals

Rocket Lab CEO touts helicopter catch of rocket as key toward reusable goals

The Electron booster comes into view of the company’s helicopter for the catch. RocketLab Rocket Lab CEO Peter Beck heralded the company’s first attempt on Monday to catch its Electron rocket booster using a helicopter after launch as “phenomenal,” telling CNBC that the test “achieved 99%” of the company’s goals toward reusing rockets. “Yesterday was … Read more

50 years on, Apollo 16 moonwalker still ‘excited’ by space

50 years on, Apollo 16 moonwalker still ‘excited’ by space

COLUMBIA, SC (AP) — Fifty years after his Apollo 16 mission to the moon, retired NASA astronaut Charlie Duke says he’s ready for the US to get back to lunar exploration. Part of that effort, Duke said Friday, will come in the form of the Artemis program, which includes NASA’s upcoming flight to the moon … Read more