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In This Issue
- Ultramassive: as big as it gets: A black hole can consume anything in its path. These monsters can become huge — but perhaps only so huge.
- Body In Mind: Long thought the province of the abstract, cognition may actually evolve as physical experiences and actions ignite mental life
- This week's table of contents
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Astronomers have for the first time found a gravitational lens in which the image of a distant galaxy has been split into six distinct images. (p. 203)Published: September 29th, 2001; Vol.160 #13Found in: Astronomy -
Relying solely on a gravitational mirage rather than visible images, astronomers have discovered a previously unknown cluster of galaxies and measured its distance from Earth. (p. 203)Published: September 29th, 2001; Vol.160 #13Found in: Astronomy -
The sharpest images ever taken of Jupiter's icy moon Callisto show a group of features never seen before on the remote body—icy, knoblike spires that show signs of slow but steady erosion. (p. 174)Published: September 15th, 2001; Vol.160 #11Found in: Planetary Science -
A high-resolution X-ray view of the Rosette nebula, a nearby star-forming region, has revealed for the first time that the stellar winds from massive stars heat surrounding gas to a scorching 6 million kelvins. (p. 174)Published: September 15th, 2001; Vol.160 #11Found in: Astronomy
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An X-ray outburst from the center of our galaxy is providing compelling new evidence that a monster black hole lurks at the Milky Way's core. (p. 148)Published: September 8th, 2001; Vol.160 #10Found in: Astronomy -
Studying a star in the Big Dipper, astronomers have for the first time found a planetary system that reminds them of home. (p. 100)Published: August 18th, 2001; Vol.160 #7Found in: Astronomy -
Close-up views of the asteroid 433 Eros, showing jagged rocks, fields of boulders, and debris-filled craters, are featured in a minute-long movie. (p. 105)Published: August 18th, 2001; Vol.160 #7Found in: Astronomy
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Astronomers have found what could be the first evidence of water-bearing objects that orbit a star other than the sun. (p. 105)Published: August 18th, 2001; Vol.160 #7Found in: Astronomy -
Astronomers have at last detected signs of one of the earliest and least-understood eras in the universe: the murky time just before the first stars and quasars flooded the cosmos with light. (p. 84)Published: August 11th, 2001; Vol.160 #6Found in: Astronomy -
Astronomers using a ground-based telescope have for the first time observed near-ultraviolet light from the corona of a star other than our sun. (p. 69)Published: August 4th, 2001; Vol.160 #5Found in: Astronomy -
The largest dust storm observed on Mars in 25 years is now engulfing the Red Planet. (p. 53)Published: July 28th, 2001; Vol.160 #4Found in: Planetary Science -
The sharpest radar image ever of an asteroid shows features on 1999 KW4 as small as 7.5 meters—about the length of a stretch limo. (p. 57)Published: July 28th, 2001; Vol.160 #4Found in: Astronomy -
Gamma rays detected by the NEAR Shoemaker spacecraft after it landed on asteroid 433 Eros add to evidence that the rock is unaltered since the birth of the solar system. (p. 38)Published: July 21st, 2001; Vol.160 #3Found in: Astronomy -
Ever since astronomers first spied a comet 6 months ago and officially dubbed it C/2001 A2, the icy body has been breaking apart. (p. 41)Published: July 21st, 2001; Vol.160 #3Found in: Astronomy
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An icy body in the Kuiper belt, a reservoir of comets in the solar system beyond Neptune, is a record setter for the belt and bigger than Pluto's moon Charon. (p. 41)Published: July 21st, 2001; Vol.160 #3Found in: Astronomy
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