Posts by 

Elizabeth Howell

Anniversary of mysterious parade of meteors

On February 9, 1913, lucky observers witnessed the Great Meteor Procession, when bright meteors soared horizontally across the sky in a stately marching rank for minutes at a time.

Happy birthday to Isaac Newton

Isaac Newton, born on January 4, 1643, discovered the laws of motion and other principles that laid the foundation of physics and astronomy.

Who was the 1st woman in space?

On June 16, 1963, cosmonaut Valentina Tereshkova launched solo aboard a Soviet Vostok 6 rocket, becoming the first-ever woman in space.

This date in science: America and Russia meet in space

On July 17, 1975, a famous first handshake between nations in space.

This date in science: Definitive discovery of Neptune’s rings

A few days before the NASA spacecraft Voyager 2 skimmed by Neptune in 1989, it acquired images of a faint, continuous ring system encircling the planet.

This date in science: Paris Metro begins operations

First subway system in France and second-busiest in Europe today. But its early days were not without controversy.

Today science: Mount Everest without supplemental oxygen

Here's why climbers use supplemental oxygen to climb Mount Everest. Also, the curtailment of the 2014 Everest climbing season following a deadly avalanche.

Largest volcanic eruption in recorded history

On April 10, 1815, Mount Tambora sent so much crud into the atmosphere that it blocked the sun. What became known as the Year Without a Summer came a year later, in 1816.

This date in science: A record-setting dive into the deepest ocean

On January, 23, 1960, the bathyscaphe Trieste made a record-setting dive to the deepest known part of the ocean.

This date in science: NASA launched Voyager 2 space probe

Voyager 2 realized the vision of what was originally called a Grand Tour of the outer solar system. It remains the only craft to have visited all four outer planets.